Questions

Use the unit circle and the fact that cosine is an even function to find each of the following 9 cos 60 10 cos 120

Use the unit circle to find the six trigonometric functions of each angle 1 150 3 11 6 5 180 2 135 4 5T 3 6 270

Use the unit circle and the fact that sine is an odd function to find each of the following 13 sin 30 14 sin 90

nja Jensen is idering the purchase of a fast food franchise Sonja will be operating on a lot that is to be converted into a parking lot in six years but that may be rented in the interim for 800 per month The franchise and necessary equipment will have a total initial cost of 52 000 and a salvage value of 8 000 in today s dollars after six years Sonja is told that the future annual general inflation rate will be 5 The projected operating revenues and expenses in actual dollars other than rent and depreciation for the business are given in the table below Assume that the initial investment will be depreciated under the five year MACRS and that Sonja s tax rate will be 30 Sonja can invest her money at a rate of at least 13 in other investment activities during this inflation ridden period Click the icon to view the projected operating revenues and expenses Click the icon to view the MACRS depreciation schedules a Determine the cash flows associated with the investment over its life Fill in the table below Round to the nearest dollar Period 0 1 Net Cash Flow Actual Dollars

Use trigonometric identities to transform the left side of the equation in to the right side cot a sin a cos a 0 a

country has Nuclear reactors Megawatts Send data to Excel a 13 98 b 0 625 48 37 52 54 37 48 y 17 13 28 18 The correlation coefficient for the data is r 0 855 and a 0 01 Should regression analysis be done The regression analysis should not be done O The regression analysis should be done Find the equation of the regression line Round the coefficients to three decimal places y a bx Find y when x 36 Round to three decimal places 41 38 27 34

pol 7 3P 17 Number of voters 1st choice 2nd choice 3rd choice 4th choice 5 How many Borda points does candidate D earn in this election A 51 points B 31 points 5 11 7 20 14 8 ACDCD B B BDA CDA B B DACA C 6 Using the Borda count method find the winner of the election For full credit you must show the correct number of Borda Points the winner receives G 2 30 5 6 MULTIPLE CHOICE olve the problem 7 An election involving 5 candidates and 30 voters is held and the results of the election are to be determined using the Borda count method Assuming there isn t a five way tie the minimum number of points a winning candidate can receive is 7

Consider the following project s after tax cash flow and the expected annual general inflation rate during the project period Click on the following icon in order to copy its contents into a spreadsheet Expected End of Year 0 1 2 3 Cash Flow in Actual 45 000 32 000 32 000 32 000 General Inflation Rate 3 6 4 4 5 4 a Determine the average annual general inflation rate over the project period The average annual general inflation rate is 4 46 Round to two decimal places b Convert the cash flows in actual dollars into equivalent constant dollars with the base year 0 The equivalent cash flow in constant dollars at the end of year 0 is The equivalent cash flow in constant dollars at the end of year 1 is 45 000 Round to the nearest dollar Round to the nearest dollar

The MataCare Emergency Grant application period has closed for Fall 2023 The application period for Spring 2024 will reopen at noon on February 19th If you are currently experiencing homelessness our housing insecurity please visit https www csun edu heart resources housing stability to apply for housing stability support from the Basic Needs Office Or visit CSUN with A HEART to view a list of other resources available through the CSUN Basic Needs office The MataCare Emergency Grant exists to help students with unexpected emergency situations Qualified students are provided with assistance in the form of single one time awards MataCare crisis relief funding is not intended for recurring monthly expenses Emergency grant funds are not loans that students are expected to repay The amount of the grant depends on the nature of an individual request the documentation provided and the availability of funds but we anticipate award amounts to be between 50 500 Documentation submitted MUST be related to the current emergency or crisis situation MataCare Emergency Grants are considered financial aid therefore must be coordinated with your financial aid package If you do not have enough room in your package for this grant you may receive less than you requested or you may be denied the grant To be eligible to receive a MataCare Emergency Grant a student Must be enrolled in at least 3 units as an undergraduate credential lents enroll Open araduato tv 2 h ZC

Write an equation for the rational function whose graph is given below The x intercept is 3 0 and the y interce 0 3 The graph has one vertical asymptote at x 1

ed discussion 10 points possible Discussion Post A due Feb 25 at 6pm 11 Board Posts 25 total ure of your participation you will write 200 word minimum to the readings as well as responding to at least one other post In s I want to see concrete examples where you critically reflect on the This can include citing specific photographs and photographers I connections between different readings ideas themes and or the wn argument Please refer to my separate guide on discussion posts tails Posts are due by Sunday 6pm almost every week There will not frontier regions Western society saw the American West unlike Eu rope as not having a fixed culture despite the longstanding presence of Native Americans Its perceived attraction was that no culture group or government had an established hegemony over others The West was therefore an escape from enclosure into a wide open space seemingly without history or a dynamic force of physical and tran scendental freedom waiting for someone to act upon it The American spirit was not housed in a cathedral but within people who believed that spiritual growth necessitated breaking free from society s con strictions and moving instead toward purifying solitude toward na ture toward Walden I go and come with a strange liberty in nature 23 said Thoreau The West combined these mythic ideals of American exceptionalism a contract with nature that distrusted authority and strove for dignity through performance based on self reliance In the West the easterner was a comic character encumbered with useless knowledge and too bogged down by theory to act 1

The current gasoline price is 3 89 per gallon and it is projected to increase next year by 3 5 the following year 7 the third year What is the average inflation rate for the projected gasoline price for the next three years The average inflation rate is Round to two decimal places

77 y sin x 1 for x 7 3 5 2 2 2

For the following expressions find the value of y that corresponds to each value of x then write your results as ordered pairs x y 71 y sin x for x 0 77 73 TL 4 2 4 72 y cos x for x 0 3 4 2 4 73 y 2 sin x for x 0 2

Evaluate each of the following expressions when x is In each case use exact values 63 sin 2x 65 6 cos 3x 67 sin x 1 os 2x 3 69 4 cos 2x 64 in 3x 66 6 cos 2x n x 7 68 sin x s 3 7 6 70 4 cos3x

The following data indicate the median price of unleaded gasoline during the last 20 years for California residents Click on the following icon in order to copy its contents into a spreadsheet Period 2001 2021 The price index inBound to Assuming that the base period price index 100 is 2001 compute the price index for the unleaded gasoline price for the year 2021 Price 1 05 3 58 ACCED

If the inflation rate is 4 per year and the market interest rate is known to be 10 per year what is the implied real interest inflation free rate in this inflationary economy The implied real interest inflation free rate is Round to two decimal places

An observer at the top of a lighthouse begins watching a whale when the angle of depression to the whale is 16 49 Just as the whale turns away from the lighthouse the angle of depression is 39 19 If the height of the lighthouse is 65 6 m find the distance traveled by the whale as it approaches the lighthouse The distance traveled by the whale is m Round to the nearest whole number 65 6 m 16 49 39 19

discussion 10 points possible iscussion Post A due Feb 25 at 6pm pard Posts 25 total of your participation you will write 200 word minimum the readings as well as responding to at least one other post In want to see concrete examples where you critically reflect on the can include citing specific photographs and photographers onnections between different readings ideas themes and or the argument Please refer to my separate guide on discussion posts 5 Posts are due by Sunday 6pm almost every week There will not were forced to make pictures before after or surrounding an event The action was inevitably filled in by later oral or textual descriptions accompanying the picture Visual artifacts from the scene and views of the site or of the area were considered worthy subjects Photographers involved with this type of work can be compared to police crime scene photographers always arriving after the fact They described what had occurred but never captured the actual event in progress Although today these images could hardly be considered news pho tographs at the time they were regarded as dynamic factual and timely EARLY WAR COVERAGE Daguerreotypes were made of nearly every possible subject and reportage was considered crucial to photography s future People wanted to see current events as reported by the camera They believed photography to be a part of the new sci entific method assigning to it an objectivity that other media did not possess This belief helped to legitimize the role of the arts as a vehicle that would encourage ledge and promote moral progress 0

Finally be a ribosome and TRANSLATE your mRNA sequence into the predicted protein chain of amino acids for the normal form of the Mystery Gene Hint 1 Use the Dictionary of the Genetic Code below Start with the first AUG in your mRNA Ribosomes recognize AUG as the start site for translation Hint 2 Many people find it helpful to write out the mRNA sequence on paper and put lines between the codons for easy reading Like this AUG GUU CAU etc Write your protein sequence using the three letter names for the amino acids Put a space or a hyphen between amino acids Like this Met Val His etc

sa graded discussion 10 points possible ek 5 Discussion Post A due Feb 25 at 6pm cussion Board Posts 25 total a measure of your participation you will write 200 word minimum ponses to the readings as well as responding to at least one other post In se posts I want to see concrete examples where you critically reflect on the dings This can include citing specific photographs and photographers eoretical connections between different readings ideas themes and or the thor s own argument Please refer to my separate guide on discussion posts full details Posts are due by Sunday 6pm almost every week There will not During the rural and local events had the greatest impact on people s lives As Western soci ety became more industrialized and urbanized in the mid to late nineteenth cen tury events outside of the immediate surroundings began to have a pronounced influence on daily existence Improvements in communications and transporta tion narrowed distances between peoples and reduced isolation People were cu rious and wanted more information about the world outside their own communi ties As seeing was equated with knowing the more people saw the more they could feel that they possessed knowledge of the world The photograph was uniquely positioned to fulfill this wish and entrepreneurs took the opportunity to try and make a profit The photograph faced technical ob stacles the process could not stop action and there was no cost effective way to immediately distribute news photographs to large audiences And of course a photographer had to be on the scene to capture the event However the premise of the photograph as a container of information and a carrier of cultural values was quickly established and accepted by society at large

Week 5 Discussion Post A iscussion Board Posts 25 total s a measure of your participation you will write 200 word minimum esponses to the readings as well as responding to at least one other post In hese posts I want to see concrete examples where you critically reflect on the readings This can include citing specific photographs and photographers theoretical connections between different readings ideas themes and or the author s own argument Please refer to my separate guide on discussion posts for full details Posts are due by Sunday 6pm almost every week There will not ANDREW J RUSSELL Trestle Work Promontory Point Salt Lake Valley circa 1868 69 from Sun Pictures of Rocky Mountain Scenery 1868 10 13 inches Albu men silver print Andrew J Russell painted panoramas before documenting the Civil War and the construction of the Union Pacific Railroad during 1868 70 Russell replicated the panorama s narrative linear approach in his railroad pictures accounting for one section of track after the next hardly getting out of sight of the rails The photog raphers accompanying the government surveys traveling along invisible meridi an and parallel lines labeled their prints with their precise locations Russell not only documented the joining of the rails but also the engineering accomplish ments of a multinational work crew composed largely of Chinese immigrants The cks trestles and water towers added new

The molecular clock has limited usefulness for estimating divergence times among species in part due to the saturation of DNA sequences This occurs because A DNA sequences are unable to revert back to previous allelic states B the variation in the substitution rate between closely related lineages prevents accurate estimation of divergence time C variation in population sizes among lineages changes the effect of genetic drift D in highly diverged lineages substitutions will occur at sites that have been substituted previously

How many of the following statements regarding transport across the cell membrane are correct 1 Endocytosis and Exocytosis are active transport and use energy II ATP is always used in active transport III All cells carry out the three types of endocytosis IV In the processes of endocytosis and exocytosis small molecules cannot cross the membrane a O b 1 c 2 d 3 el 4

What are the nutritional requirements of photoheterotrophic and lithoheterotrophic cells in terms of energy and carbon sources respectively a Light and organic molecules respectively for photoheterotrophs and organic and inorganic molecules respectively for lithoheterotrophs Ob Inorganic molecules as both source of energy and carbon for photoheterotrophs and inorganic and organic molecules respectively for lithoheterotrophs c Inorganic and organic molecules respectively for photoheterotrophs and organic and inorganic molecules respectively for lithoheterotrophs d Light and organic molecules respectively for photoheterotrophs and inorganic and organic molecules respectively for lithoheterotrophs e Light and organic molecules respectively for photoheterotrophs and organic molecules as both source of energy and carbon for lithoheterotrophs

Based on your knowledge of the polarity of water molecules which is most likely regarding the solute molecule depicted here identified by an arrow

Which one of the following statements is true for mitochondria only and not for both mitochondria and chloroplasts a They duplicate their genetic material and reproduce by dividing in two b They cannot grow and reproduce when isolated from the cell c They are enclosed by two layers of phospholipid bilayers d They are found in all aerobic eukaryotic cells e They are thought to have been independent organisms engulfed by pre eukaryotic cells

You place two nerve cells which have synaptic connection to each other and are normally able to signal to each other in a dish filled with a buffer containing H Na and Cl as the only inorganic ions You stimulate the first neuron by applying a depolarizing voltage across the membrane of one of the dendrites but find that the second neuron does not respond Which of the following is the most likely explanation for its lack of response a An action potential can only be initiated by opening a ligand gated channel b Propagation of the action potential along the axon is prevented by the lack of K in the buffer c The axon membrane is unable to repolarize i this buffer d Neurotransmitter is not being released into the synaptic cleft e Neurotransmitter is released but is unable to stimulate opening of the ligand

Give the exact value of each of the following 49 sin 50 cos 47 w 1

Give the exact value of each of the following 49 sin 47 51 tan 5 m 5 0 5m 50 53 sec 55 csc 5 57 4 sin 7 59 sin 61 2 cos 74 76 50 C 52 C 54 c 56 s 58 4 60 62 2

Convert each of the following from radian measure to degree measure 29 31 33 35 7 3 27 3 7 6 10T 6 37 4T 30 32 34 36 7 4 3 4 5T 6 7 3 38 3

25 Use a calculator to convert 1 1 minute to radians to three significant digits 26 Use a calculator to convert 1 to radians to three significant digits

Convert each of the following from radian measure to degree measure 29 TL 30 TL 1

Find two real numbers between 2 and 2 that determine each of the points on the unit circle given to the right N X

Find the radian measure of angle 0 if is a central angle in a circle of radius r and cuts off an arc of length s 1 r 3 centimeters s 9 centimeters 2 r 6 centimeters s 3 centimeters

C A rectangular banner is to have a red border and a rectangular white center The width of the border at the top and bottom is to be 8 inches and along the sides 6 inches The total area is to be 27 square feet Find the dimensions of the banner that maximize the area of the white center 54in by 72in

What do Coombs control cells consist of O Type O positive cells coated with C3d O Type A negative cells coated with anti D O Type O negative cells coated with C3d O Type A positive cells coated with anti D O None is correct

Which of the following tests is not required as part of the donor processing procedure for allogeneic donation O ABO O Anti CMV O Anti HTLV I O Rh O Cross match

35C Newton s law of gravitational attraction states that if two bodies are at a distance of r apart then the force F exerted by one body on the other is given by F r continue k 1 where k is a positive constant Suppose that as a function of time the distance between the two bodies is given by r t 49t 4 91 a Find the rate of change of F with respect to t For t 0 t 10 For x F r t r t r t 49t 4 91 F r kr b Show that For 3 For 7 r t 49 9 8t F r 2kr 2k

Which is not an example of the most common form of error associated with fatal transfusion reactions O Wrong RBC unit is tagged for transfusion O Miss identification of patients at the time of transfusion O Antibody below detectable levels during pretransfusion testing O Phlebotomist labels patient A tubes with patient B information O Technologist enters results of patient A testing into patient B field

A transfusion reaction characterized by high fever shock hemoglobinuria DIC and renal failure O AHTR ODSHTR O TRALI O TACO O TAS

What is the preliminary indication of a newborn when a microscopic Du test of the mother reveals a mixed field pattern of micro agglutinates among a background of un agglutinated cells O Massive fetomaternal hemorrhage O Viral hepatitis O Kernicterus O Hydrops fetalis AIHA

Immediate or acute HTR involves Associated with hemolysis O IgG minutes hours extravascular O Rh hours days extravascular O ABO minutes hours intravascular O Kidd minutes hours intravascular ABO immediately minutes intravascular Onset is within to

Clotted blood and blood in EDTA are collected to provide respectively for general serologic investigations of AIHA O Cells plasma O Cold sample warm sample O Serum cells O Antigens antibodies O Serum plasma and

Autologous blood donations are to be used O All are correct O For bone marrow transplant recipients O At a later date by the donor O By HIV positive recipients O By family members of the donor 2

A woman without prenatal care delivers a healthy term infant A cord blood sample shows the infant is A positive with a positive DAT The workup of the unexpected finding should include O Direct antiglobulin testing of the mother s specimen O None is correct O ABO testing of the mother O ABO and Rh typing of the father Anti C3 antiglobulin test

35 C Find equations for the lines normal to the hyperbola 4x y 36 that are parallel to the line 2x 5y 4 0 Ans Lines 2x 5y 10 2x 5y 10 30 20 10 10 20 30

A patient was transfused with 8 units of platelets concentrate experiences symptoms of febrile non hemolytic transfusion reaction What is a common of a FNHTR O Recipient is allergic to the donor s plasma proteins O Recipient has antibodies to the donor s HLA antigens O All answers are correct O Donor unit has a positive DAT Donor unit was not prewarmed

Nonimmune hemolysis can be caused during transfusion by O Use of small bore size needle O All are correct O Improper shipping tempareture O Improper use of a blood warmer O Use of an infusion pump

A patient with major thalassemia is on chronic transfusion therapy Which of the following patient histories might suggest future transfusions with saline washed RBCs O History of transfusion associated sepsis O History of multiple red cell alloantibodies O History of multiple urticarial reactions O History of previous DIC O History of iron overload