Questions

Suppose that 2000 is loaned at a rate of 15 compounded monthly Assuming that no payments are made find the amount owed after 4 years Do not round any intermediate computations and round your answer to the nearest cent

Manvir purchases a retirement annuity that will pay him 2 000 at the end of every s months for the first eleven years and 200 at the end of every month for the next seven years The annuity earns interest at a rate of 3 1 compounded quarterly a What was the purchase price of the annuity 0 00 Round to the nearest cent

Consider a Poisson distribution with 6 Round your answers to four decimal places a Write the appropriate Poisson probability function f x b Compute f 2 f 2 c Compute f 1 f 1 d Compute P x 2 P x 2

You may need to use the appropriate appendix table or technology to answer this question A center for medical services reported that there were 295 000 appeals for hospitalization and other services For this group 43 of first round appeals were successful Suppose 10 first round appeals have just been received by a Medicare appeals office ound your answers to four decimal places a Compute the probability that none of the appeals will be successful b Compute the probability that exactly one of the appeals will be successful c What is the probability that at least two of the appeals will be successful d What is the probability that more than half of the appeals will be successful MY NOTES ASK YOUR TEACHER PRACTICE AND

Write an exponential model given the two points 8 120 and 9 230 C The model is y Use integers or decimals for any numbers in the expression Round to three decimal places as needed

Consider the experiment of tossing a coin twice Let H represent the head of the coin and T represent it s tail a List the experimental outcomes Select all that apply H T H H H T T H T T b Define a random variable that represents the number of heads occurring on the two tosses The random variable x where x Select that occur for Select c Show what value the random variable would assume for each of the experimental outcomes If an experimental outcome does not occur enter NONE Outcome H T H H H T T H T T Values of x describes the scenario d Is this random variable discrete or continuous discrete

New legislation passed in 2017 by the U S Congress changed tax laws that affect how many people file their taxes which required many people to seek tax advice from their accountants An accounting firm in New Yorkstate believes that it may have to hire additional accountants to a increased demand in tax advice for the upcoming tax season The firm has developed the following probability distribution for x number of new clients seeking tax advice MY NOTES ASK YOUR TEACHER PRACTI x f x 0 05 25 0 15 30 0 30 35 0 20 20 40 0 10 45 0 10 50 0 10 a Is this a valld probability distribution Explain This probability distribution Select valid because Select for all values of x Also x b What is the probability that the firm will obtain 40 or more new cients c What is the probability that the firm will obtain fewer than 35 new clients 5 d Compute the expected value variance and standard deviation of x Round your answers to four decimal places expected value variance

The following table provides a probability distribution for the random variable x X 3 6 9 f x 0 25 0 50 0 25 a Compute E x the expected value of x E x b Compute the variance of x 2 c Compute o the standard deviation of x Round your answer to two decimal places

5 A black male crossed with a calico female to YR Y XBXB XBY XB VR v B VR V

3 Show the cross of a white eyed female X X with a red eyed male XRY What are the genotypes and phenotypes of the offspring xr Phentypes Genotypt xr A XRxYXR tr

Use a reciprocal identity to find sece if cose Enter an exact answer seco

Describe how to use a compass and a straightedge to construct a line that is parallel to the given line through point P a Draw a line through P that intersects YZ at Y Use the compass to draw an arc with center at P center at P Label the new angle QPR Draw a line through points P and R This line is parallel to YZ P R Q X so that it crosses both lines Copy PYZ on YP

U W V Describe how to use a compass and a straightedge to construct a parallelogram using UVW Use a compass to measure the length length to draw an arc with center at V UVWX is a parallelogram of UV Use this length to draw an arc with center at W Use the compass to measure the length Label the intersection of the two arcs X Use the straightedge to draw UX and a final line segment fr

Prompt Why shouldn t the sum of 82 90 51 26 be estimated as 90 60 150 Explain your reasoning

M 50 NK N MK 24 JL 20 L NL ML JM

In 2000 the population of St Louis was 346 904 and it decreased to 319 257 in 2010 If this population decrease were modeled by an exponential decay function what value would represent the y intercept Explain your reasoning The y intercept should be This is the population for the GILB known year of data The year first acts as 0 on the graph of the exponential function

Find the indicated measure Round to the nearest tenth if necessary 14 The area of a circle is 68 square centimeters Find the diameter SOLUTION

A colony of bacteria starts with 50 organisms and quadruples each day Write an exponential function P t that represents the population of the bacteria after t days Then find the number of bacteria that will be in the colony after 5 days Find an exponential function P t that models this population P t DAY 0 50

Use the graph to write the formula for a polynomial function of least degree f x 4 2 f x 2 2 2 4

Cassie is financing a 2 400 treadmill She is going to use her credit card for the purchase Her card charges 17 5 interest compounded monthly She is not required to make minimum monthly payments Answer parts a through c below a How much will Cassie pay in interest if she waits a full year before paying the full balance Round to the nearest cent as needed

Find the missing measures of Rhombus TUWV Round to the nearest tenth W TU T 5 X V U 8 WU TX TV

Write an exponential model given the two points 10 140 and 11 240 BELED The model is y Use integers or decimals for any numbers in the expression Round to three decimal places as needed

Interest is compounded semianually Find the amount in the account after the given time Principal Rate of Interest Time 3000 6 3 years The amount in the account is Round to the nearest cent C

Jae invested 3 500 at a rate of 2 25 compounded continuously in 2010 How much will be in the account in 2025 How much interest will the account have earned by 2025 There will be in the account in 2025 Round to the nearest cent as needed

In what type of reaction is water always a product O precipitation O acid base O oxidation reduction O decomposition O synthesis

Find the amount in the account for the given principal interest rate time and compounding period P 1 200 r 2 1 t 7 years compounded continuously 1 0 Type an integer or decimal rounded to the nearest cent as needed A

Write the molecular equation the complete ionic equation and the net ionic equation for the following reaction Aqueous solutions of copper II nitrate and sodium hydroxide are mixed to form solid copper II hydroxide and aqueous sodium nitrate For full credit write down the phases of each compound or element

When the equation Si s HF aq SiF4 g H g is balanced what is the coefficient for HF 0 0 01 2

Which of the following statements about a chemical reaction is false O When one coefficient is doubled the rest of the coefficients change O While balancing a chemical equation all subscripts must be conserved O The phases in a chemical reaction tell us the state of the reactants and the products O An individual coefficient with no reactant or product in a balanced equation is meaningless O The subscripts in a balanced equation tell us the number of atoms in a molecule

A reaction that involves a transfer of electrons is called a n reaction O precipitation O acid base O oxidation reduction O double displacement Onone of these

convert glucose to pyruvate and obtain important intermediates Below each pathway targets are provided to indicate the net yield of reducing power NADH and or NADPH and ATP You may need to scroll down to see all labels there are 7 total Glucose Glucose 6 P Fructose 6 P Fructose 1 6 bis P 2 Glyceraldehyde 3 P 2 NADH NADH Net 2 Pyruvate yield Sugar acids NADPH 6 P gluconate 2 Oxo 3 deoxy 6 P gluconate 4 2 Pyruvate NADPH Ribulose 5 P CO Sugar phosphates 7C 6C 3C 4C B Biosynthesis Pentose phosphate pathway PPP 2 ATP and 2 NADH 1 CO and 2 NADPH Entner Doudoroff ED pathway Glycolysis EMP

3 2 7 4 6 5 4 3 2 1 57 2 3 4 5 6 I 2 3 a Give the equation for the function whose graph appears above Use f x as the outp

Select draw Set the radius of the compass so that it is greater than one half of the length of AB Draw arcs with centers at A above and below AB Using The line is the perpendicular bisector of AB arcs with centers at Select above and below AB Draw a line that passes through Select Need Help B Read It

b B This ray is the angle bisector of CBD Draw an arc with center at B Label the intersections of the arc and the rays of the angle as C and Select Draw an arc with center at C Then use the same radius to draw an Draw a ray from Select v arc with center at Select v Label the point of intersection of the two arcs as Select B E D

1 uterine myometrium 3 2 anechoic cystic compent 4 Description LIVER 1 complex mass 2 Diaphragm pription Echogenic solid compon trans mission p throuon Figure 1 17 in the textbook 3 liver Figure 1 22 in the textbook

3 Given the function f x 3 2x evaluate each of the following and simply the answers a f x h b f x h f x f x h f x

Description complex miff 2 Through transmission Description 1 Liver 2 REK 3 0A56 Figure 1 12 in the textbook 0 2 phrasm Figure 1 13 in the textbook

following mzB maE the leg w B 9 cm B E Sem E bare er Versave evested by difacts about X Determine BR

Write the correct formula for vanadium V fluoride

W V Describe how to use a compass and a straightedge to construct a parallelogram using UVW Use a compass to measure the Select draw an arc with center at Select v parallelogram of UV Use this length to draw an arc with center at W Use the compass to measure the Select Label the intersection of the two arcs X Use the straightedge to draw UX and a final line segment Select of VW Use thi UVWX is a

7 A coin is flipped 8 times and the result is recorded What is the probability of getting exactly 3 heads Find n S and n A Then find the probability by using P A n A Round to the nearest hundredth n S Optional Complete problems 1 2 4 5 7 11 18 19 22 from your textbook on separate lined paper for extra practice When you are finished check the odd problems for solutions at the back of the textbook

X X 1 4 x 2 3x x x 2

6 Vanessa Samantha Hannah and Jordyn are all part of a 12 member volleyball team Four members of the team are randomly selected to fill the water jug for the day What is the probability that all four of them will be chosen Lesson 21 3 1 5 points

Decide whether the triangles are similar Explain your reasoning a b U 32 The measure of Vis c T 4 m G V A 6 m Y 350 X H Z and the measure of Z is M 2 Am The sides of the two triangles give the ratios the triangles Select similar K 3m L D 3 4 o So by the definition of similar triangles you can conclude that the triangles Select simi Hence GJ Select proportional to KM and GH Select proportional to KL So you can conclude th

Rewrite in terms of sine and cosine tan x sin x cos x Using the quotient rule DO NOT simplify your answer s x sin x cos x d tan x dx COS cos x sin x 1 O d da O Use the identity cos2x sin x 1 to simplify tan x 2 cos2x sin cos x

Hame the included angle between each pair of given sides A F B a AB and BC O LA OLB OLC OLD OLE OLF b DF and FE O LA OLB O LC OLD OLE c LF BA and AC D C E

A zip line runs from the top of a platform on the edge of a pond to the ground across the pond A camp counselor places a mirror on the edge of the pond across from the platform and stands back until the top of the platform is visible in the mirror 6 ft 4 ft 170 ft Not drawn to scale a Are the two triangles formed similar Explain your reasoning Both triangles are right triangles The angles made at the mirror on the ground Select congruent Therefore the triangles Select similar b Find the length of the zip line Round your answer to the nearest foot ft

Show that the opposite angles of the quadrilateral are congruent Hint First draw diagonal BD and then draw diagonal AC Draw the diagonal BD Then by the SSS Congruence Postulate ABAD A Select v So A Select Next draw the diagonal AC Then by the SSS Congrue Postulate AADC A Select v So 28 Select Thus the opposite angles in the quadrilateral are congruent A D

Decide whether JKLM is similar to NPRS Explain your reasoning 4 K J 2 60 M 140 3 65 8 N 95 4 10 S 140 6 65 R The sum of the angle measures in a quadrilateral is Using this fact you can determine that the missing angle measures are the corresponding angles of the quadrilaterals Select congruent Also each side of the larger quadrilateral is smaller quadrilateral So the side lengths Select proportional Therefore JKLM Select similar to NPRS and P C times longer than the corresponding side le

Describe how to use a compass and a straightedge to construct a line that is parallel to the given line through point P a 6 P W Draw a line through P that intersects YZ at Select Use the compass to draw an arc with center at Select so that it crosses both lines Copy PYZ on YP with cente at P Label the new angle QPR Draw a line through points Select v This line is parallel to YZ P R MY NOTES Draw a line through P that intersects WX at Select Use the compass to draw an arc with center at at P Label the new angle RPQ Draw a line through points Select v This line is parallel to WX ASK YOUR TEA Select so that it crosses both lines Copy PWX on WP with center