Questions
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High School Algebra
Quadratic equations2x 4x t In the equation above t is a constant If the equation has no real solutions which of the following could be the value of t A 3 B 1 C 1 D 3
Biology
The Living WorldWhich of the following numbers is NOT a solution of the inequality 3x 5 4x 3 A 1 B 2 C 3 D 5
Biology
Principles of Inheritance & Variation (Genetics)List the geologic layers from oldest to youngest B 1 F H C E GI BI 3 J A I D
Biology
Ecology - GeneralList the geologic layers in order from oldest to youngest R B H BIU E M I H R M FS
Algebra
Sequences & Series4 Bolum Chapter n Ae N 151 251A 10 max n 1 3 2 A 3 B N 35 361 A 10 n A 34 B 5 A 8 n Ae N 381 391 A 10 max n A 8 C 6 B 9 B 35 C 36 E 38 35 36 35 Con 35 1 36 1 404 35 37 1 10 1 37 1 A ne N 481 49 A 10 max n B 12 C 10 D 9 C 14 D 37 D 11 E 10 D 16 E 12 E 20 1 METROPOL YAYINLARI METROPOL PUBLICATIO 5 401 1 6 7 8 A 10 A 10 999 9 n n tane fn times B 9 511 3999 97 n n tane n times A 0 B 11 C 8 A 501 A 2357 abcd a b c d A 14 B 16 C 18 B 1 D 7 C 12 D 13 11 2 3 28 XX C 2 D 20 D 3 E 6 E 14 E 22 E 7
Biology
The Living WorldData Tables for Frog Clade Note Columns A D should be filled in with either a 0 same trait condition as outgroup or a 1 different trait condition than outgroup Trait Claws Chin hair Horn Tail Outgroup trait no claws no chin hair no horn no tail A B 1 1 1 0 1 no tail no spikes 0 4 digits Spikes Digits Spots no spots Lateral fold no fold Tympanum has a tympanum 0 0 0 1 1 1 10 1 1 1 1 1 CD 1 1 1 0 0 0 1 Ingroup species B O 1 1 1 1 0 1 0 0 0 1 0 1 0 1 0 1 1 0 1 1 1 1 F 1 0 0 1 6 1 1 1 0 2 5 S Number of species with derived trait 3 2 2 5 4 S
Algebra
Sequences & Series4 Bolum Chapter n A EN 151 251A 10 1 3 2 A 3 B 5 n A N 351 361 A 10 En A 8 A 8 max n A 34 B 35 C 36 D 37 E 38 d 351 36 35 1 7 351 1 36 d 10 n Ae N 381391 A 10 max n B 9 C 6 A ne N 481 49 A 10 B 12 35 37 1 10 1 37 1 C 10 D 9 max n C 14 E 10 D 11 ENA D 16 E 12 E 20 0 METROPOL YAYINLARI METROPOL PUBLICATIO 5 401 1 6 A 10 8 A 10 7 A 501 999 9 n n tane fn times 511 3 999 97 n n tane n times A 14 B 9 A 2357 abcd A 0 B 11 a b c d C 8 B 16 C 18 B 1 D 7 C 12 D 13 11 2 3 28 x x C 2 D 20 D 3 E 6 E 14 E 2 E 7
Biology
Cell: The Unit of Life5 Now please look at the two articles that you have downloaded Note that they are formatted very differently Every journal has their own requirements for how journal articles and the citations within them should be formatted As an author it is your responsibility to follow their formatting instructions Often if you do not they will not review your article for publication Likewise the biology department has its own standards for how papers and the citations within them should be formatted a Please go to https www csub edu biology files How 20to 20Write 14 pdf i DOWNLOAD THIS FILE AND KEEP IT IN A SAFE PLACE YOU WILL NEED IT FOR NEARLY ALL OF YOUR BIOLOGY COURSES 1st author ii Use this document to properly format a citation pg 8 for the article by Axelrod and Hamilton 1981 Hint we do not use APA or MLA so you must use the document that you just downloaded and follow it exactly See below for an example 2nd author 3rd author Last author Year Article title continued McBride T A B W Stockert F A Gorin and R C Carlsen 2000 Stretch activated ion channels contribute to membrane depolarization after eccentric exercise Journal of Applied Physiology 88 91 101 Article title Journal Volume Pages iii Look at the References and Notes section for the evolution paper What are two differences between their citation format and that of the CSUB Biology Department the citation format you just followed with the previous question Be clear about what they do and how we do it differently
Algebra
Complex numbers10 Find all solutions of the equation z 8v2 1 i z2 z 1 0 Write the roots in exponential form and use principal values of their arguments
Geometry
2D GeometryCHALLEN One day during the early evening you hear two cats fighting outside your bedroom window Startled you shine a flashlight from the window to see what s going on Upon doing so you notice that a shadow is created on the other side of your backyard fence a Label the diagram if the height of the flashlight is L horizontal distance from the wall to flashlight is H height of wall is W and the shadow length is S Write an equation that relates variables S H W and L c Determine the length of the shadow if L 9 H 3 and W 8 d What would happen to the value of S if the value of L decreased but the value of H and W stayed the same Draw a picture and use distances to support your answer Picture Explanation
Math - Others
Basic MathWhat is the probability that either event A or event B will occur Start by finding the probability of event A 4 19 3 19 A 10 19 P A B 2 19 19
Geometry
2D GeometryFor each pair of triangles If they are NOT SIMILAR a State they are not similar b Verify that either Corresponding angles are not congruent Corresponding sides are not proportional If there is not enough information state so A 1 D 24 2 Statement 20 S 30 36 9 Criterion If they ARE similar a Write the similarity statement A b State the similarity criterion that proves they are similar SSS SAS AA c Verify the requirements of the criterion B S 48 20 M T 15 60 36 N 35 S
Geometry
2D Geometryor each Figure 1 State which you would use to set up your proportions a Triangle Proportionality Theorem OR b Corresponding Sides of Similar Triangles 2 Set up your proportion and solve for the missing length A 72 X 60 H Method A C G 65 X 66 waite xhisumisen whW D 78 F B R U Method X 21 X S Q 24 V 12 noltaminle
Math - Others
Basic MathThe impulse response of the discrete causal system is y n 2y n 1 3x n 1 is 01 h n 3 2n 2u n 2 O 2 h n 32 22n 1u n 1 O 3 None of the answers 4 h n 3 2 1u n 1 h n Ek 2 1u n 1 O 5
Geometry
3D GeometryThere once was a 5 5 ft tall wizard named Proportimus who was standing between an 8 ft giant named Gec and a magical crystal on the ground of a dungeon The crystal and the tops of both of their heads were collinear Geo and Proportimus were standing 10 ft apart Geo can leap a distance of up to 40 ft in a single bound Proportimus can magically summon the crystal from a maximum distance of 20 ft If one giant leap takes the same amount of time as one wizard summon then who can get the crystal first Draw a diagram to model the situation Hint your diagram will look something like part D on the first page
Calculus
Limits & Continuityuestion z 6 5 4 3 2 1 3 y 4 5 46 3 6 Write an equation for the function graphed above
Math - Others
Sets and RelationsThe impulse response of the discrete causal system is y n 2y n 1 3x n 1 is 01 h n 3 2 2u n 2 O 2 h n 32 22n 1u n 1 O 3 None of the answers 4 h n 3 2 lu n 1 h n 2 u n 1 05
Math - Others
Linear ProgrammingThe total average power of the sum of two orthogonal signals can be always computed as the sum of these signals average powers O True O False
Math - Others
Basic MathThe minimum sampling rate necessary to reconstruct the sampled version of the signal 10 cos 60nt 5 sin 120nt 7 is x t O 1 60 samples sec O 2 None of the answers O 3 180 samples sec O 4 240 samples sec O 5 120 samples sec
Math - Others
Basic Math5 The integration 10 cos 4nt t 1 dt 5 8 O 1 10 O 2 40 O 3 None of the answers O 4 40pi O 5 20pi
Math - Others
Linear AlgebraThe discrete system with transfer function H z O 1 BIBO stable if the system zero at 2 is canceled O 2 Unstable O 3 Asymptotically stable O 4 None of the answers O 5 BIBO stable Z 2 Z 0 8 2 z 0 8 is
Math - Others
Inverse Trigonometric functionsdy The response of the system 5y t 4x t with x t 8 t is dt O 1 None of the answers O2 03 O 4 05 y t 5e 5tu t 48 t y t 5e 5tu t y t 4e 5tu t y t 20e 5tu t 48 t 4
Math - Others
Functionst 2 8n t 6 8n The signal x t 4 A 6 has 811 O 1 Has real Fourier series coefficients with the even indexed terms equal zero O 2 Has complex Fourier series coefficients with the odd indexed terms equal zero O 3 None of the answers O 4 Has complex Fourier series coefficients with no symmetry O 5 Has imaginary Fourier series coefficients with the even indexed terms equal zero
Math - Others
Basic MathThe sinusoidal steady state response of a discrete linear shift invariant system is also sinusoidal and have the same frequency of the discrete input sinusoid O True O False
Math - Others
Basic Math8 The Fourier series coefficients X of the signal x t E co 106 2t 0 5n is 01 10 8f 0 5n 02 20 008 f 4n O 3 10 8f 0 25n O 4 None of the answers O 5 2 5 8f 4n
Math - Others
Inverse Trigonometric functionsA linear time invariant system with the four imaginary poles j2 j2 j4 and 14 is BIBO stable O True O False
Geometry
Coordinate systemThe Fourier Transform of the signal in the figure is A x t 4 2 O1 Xn 4sinc 2f cos 6nt O 2 None of the answers 03 Xn 2sinc f cos 6nt O4 Xn 4sinc 2f sin 6nt O 5 Xn 2sinc f cos 4nt 1 2 4
Math - Others
LogarithmsThe discrete time system y n ex n 2 is O 1 None of the answers O 2 None linear and causal O 3 None linear and none causal O 4 Linear and none causal O 5 Linear and time invariant
Math - Others
Basic MathAn FIR system direct Form l realization has direct input sequence and feedback output sequence branches O True O False
Math - Others
Linear ProgrammingThe convolution sum of two time limited discrete signals is time limited O True O False
Biology
Ecology - General1 You are given a mixture containing two compounds A and B Both compounds have a solubility of 1 00 g 100 mL of solvent at 20 C and 12 0 g 100 mL of solvent at 100 C The sample is composed of 1 60 g of A and 9 90 g of B At 100 C all of the sample just dissolves in a minimum amount of solvent The solution is then cooled to 20 C and the crystals are collected a What is the composition of the crystals B b What is the percent yield of the process Yield c What is the composition of the mother liquor A B 2 If the mixture described in question 1 are recrystallized from 100 mL of solvent instead of the minimum amount a What is the composition of the crystals
Math - Others
Linear ProgrammingThe energy signals 10x t and 10 x 1 5 have the same energy O True O False
Math - Others
Binomial theoremThe mapping between the z transform and Laplace transform maps circles from s domain to circles in z domain O True O False
Math - Others
Inverse Trigonometric functionsThe sampler is a linear device used to transform a continuous signal to a discrete one O True O False
Math - Others
Binomial theoremThe spectral representation of a periodic signal can be computed using the Fourier transfor O True O False
Geometry
Area5 Math 3 Dete Pyramids and Cones Find the volume of each figure Round your answers to the nearest hundredth if necessary 2 1 52M Som 50m 8 mi 2m 6 Find the volume of each figure Round your answers to the nearest hundredth if necessary Leave your answers in terms of x for answers that contain 8 7 10m 12 yd 58 byd Period
Math - Others
FunctionsThe trigonometric Fourier series represents a single sided spectral representation O True O False
Algebra
Quadratic equations1 Point What is the maximum number of real zeros for the following polynomial p x 2x5 4x 10
Biology
Plant Physiology - General1 Name the major groups of land plants represented by letters A E on the phylogenetic tree 25 each Provide example members of each of the major group 25 each 2 Indicate the major adaptations derived traits that correspond with the numbers on the tree 1 5 note some numbers only have 1 trait other numbers have multiple traits 5 each also indicate the significance of each of these traits 5 each Make sure your answers can be clearly linked to the letters and numbers otherwise they won t receive credit example you should write A group name example not just 5 groups and examples Then 1 trait significance advantage for trait A 1704 C D 5
Calculus
Definite IntegralsCompute the following derivative using the method of your choi cos x5 sin 5x dx cos x5 sin 5x