Sequences & Series Questions and Answers
Algebra
Sequences & Seriesem 4 The graph of f is given to the right Which of the below graphs is a graph of its antiderivative f
Algebra
Sequences & Series6 State whether the product of 3 and 9 is rational or irrational Explain your answer
Algebra
Sequences & Series1 2 3 4 X Need Help Read It Additional Materials 1 6 9 12 Submit Answer Tech Guide Excel Tech Guide TI 83 84 Tech Guide TI Nspire
Algebra
Sequences & SeriesA woman who has recovered from a serious illness begins a diet regimen designed to get her back to a healthy weight She currently weighs 105 pounds She hopes each week to multiply her weight by 1 08 each week a Find a formula for an exponential function that gives the woman s weight w in pounds after t weeks on the regimen
Algebra
Sequences & Series8 Huy borrowed 4500 from a bank at a rate of 5 per year compound interest He paid back the money and interest at the end of 2 years How much interest did he pay
Algebra
Sequences & SeriesWrite a polar equation for an ellipse which a has a focus at the pole vertex at 28 0 and e 7 ep Write a polar equation using the standard form r 1 e cos 0 r Simplify your answer
Algebra
Sequences & Series4 Show that the sequences of functions f n k 1 1 x converges k 0 R defined by f x n pointwise to f x uniform 1 1 x 1 but the convergence is not
Algebra
Sequences & SeriesLesson Quiz A 1 Factor each of the following polynomials 5 points 9n 49 c 729
Algebra
Sequences & SeriesDetermine the intervals of the domain over which function is continuous Select the correct choice below and if necessary fill in the answer box to complete your choice OA The function is continuous on Type your answer in interval notation B The function is not continuous 4 3 2 Ay 5 4 3 2 1 CO NO 5 2 3 4 5 6 X
Algebra
Sequences & Seriesoblem 1 Consider a quantum mechanical system with three states At each step a particular particle transitions from one state to a different state Empirical data show that if the particle is in State 1 then it is 3 times more likely to go to State 2 at the next step than to State 3 If it is in State 2 then it is 8 times more likely to go to State 3 at the next step than to State 1 If it is in State 3 then it is equally likely to go to State 1 or State 2 at the next step Let A be transition matrix for this markov chain Find a31 932 and a33 i e find the last row in the transition matrix
Algebra
Sequences & SeriesExercise 2 10 points Let T VV be an invertible operator and let A be eigenvalue of T 1 4 points Prove that A 0 2 6 points Prove that is an eigenvalue of T
Algebra
Sequences & Series3 Simplify Your answer should contain only positive exponents 11 a 12 12 4k A 16a8 A K 2 C 1 13 A 3 C 15 21 4v A 4v 1 C 2v 17 1 256a4 ww A C 4m 4nm 1 n 2m 1 6 4 3m n B D B 1 D 3 1 a B 4 D 2v B D m n 4 m 14 16 18 14 4 A 4 4 C 4 16 2x 3 A 4x C x 18 A C 2u v 2u v 1 vou 1 2v B 64k D 16k6 B D B B D 13 14 3 x 2 1 2u
Algebra
Sequences & SeriesLet V R Redefine addition and scalar multiplication in the following wa 0 0 0 0 0 by Is V a vector space under this new addition and scalar multiplication A Yes B No b a
Algebra
Sequences & SeriesIdentify the expression which is not equivalent to the others A p B p C VP D 1 p3
Algebra
Sequences & SeriesSketch and find the coordinates of the point corresponding to each angle on the unit circle P is at 90 P Q is at 90 Q i R is at 360 And i
Algebra
Sequences & Series11 13 Simplify Your answer should contain only positive exponents 11 a 12 12 4k A 16a A k 2 C 1 1 256a C 13 w w w w 3 3 A 36 26 B D D B 1 1113 1 1 14 4 3 4 A 4 C 4 14 B 64k D 16k B D IT ZO
Algebra
Sequences & SeriesK Use an identity to write the expression as a single trigonometric function 1 1 cos 142 2 cos 142 2 0 Type an exact answer
Algebra
Sequences & SeriesK A 1 1 and 0 x 2 determine the exact value of cos 2 Given that cos cos Simplify your answer including any radicals Use integers or fractions for any numbers in the expression Rationalize all denominators
Algebra
Sequences & SeriesUse a half angle identity to find the exact value cos 165 Which half angle formula should be used to find the exact value of cos 165 Select the correct choice below and fill in the answer boxes to complete your choice Simplify your answer including any radicals Use integers or fractions for any numbers in the expression OA cos 165 cos OB cos 165 cos OC cos 165 cos 5 2 OD cos 165 cos H 2 2 t 2 1 cos 2 1 cos 2 1 cos 1 cos 1 cos 1 cos
Algebra
Sequences & SeriesSimplify the expression by using an appropriate identity Do not use a calculator cos57 cos33 sin57 sin33 COL Write the expression using the sum or difference formula for sine or cosine Choose the correct answer below OA cos57 cos33 sin57 sin33 cos 57 33 cos 24 B cos57 cos33 sin57 sin33 cos 57 33 cos 90 OC cos57 cos33 sin57 sin33 s sin 57 33 sin 90 OD cos57 cos33 sin57 sin33 sin 57 33 sin 90 Points 0 5 of The exact value of cos57 cos33 sin57 sin33 is Simplify your answer including any radicals Use integers or fractions for any numbers in the expression Rationalize all denominators
Algebra
Sequences & SeriesK Given that sin 0 sin 20 cos 20 2184 7225 13 and cos 0 0 determine the values of the sine and cosine functions for 20 85 Type an integer or a simplified fraction Type an integer or a simplified fraction
Algebra
Sequences & SeriesWrite the expression as a function of x with no angle measure involved sin sin ALG T 4 cosx sinx C X 2 Simplify your answer including any radicals Use integers or fractions for any numbers in the expression
Algebra
Sequences & SeriesGiven that sin 8 sin 20 Question 1 5 5 7 Part 1 of 2 Type an integer or a simplified fraction 7 and cos 8 0 determine the values of the sine and cosine functions for 20 25
Algebra
Sequences & SeriesSave The formula S 16t is used to approximate the distance S in feet that an object falls freely from rest in t seconds The height of a building is 1317 feet How long would take for an object to fall from the top The object would fall for seconds Simplify your answer Type an integer or a decimal rounded to the nearest tenth
Algebra
Sequences & SeriesSuppose A B and C are positive constants and x y C Show that the minimum value of Ax By occurs when BC and y AC A B A B N
Algebra
Sequences & Series6 6 points What is the end behavior of p x You may describe it with words symbols or a sketch
Algebra
Sequences & SeriesUse the polynomial p x 3600x 0 4x 500x 24x to answer questions 5 and 6 5 6 points Find the degree of p x and leading coefficient of p x
Algebra
Sequences & Series2 2 sin 2 z 7 b Consider the function y 2 sin What is the amplitude What is the period What is the horizontal shift Sketch a graph of the function on the axes below
Algebra
Sequences & SeriesAPPLICATIONS Functions and YOSI Your monthly cell phone plan is 49 99 It includes 500 anytime minutes and charges 0 45 per minute for additional minutes The following function is used to compute your monthly cost in terms of minutes used can 49 99 if 0 x 500 L 45x 175 01 if x 500 Compute the cost of your cell phone for the following months Minutes Cost January 400 C x February 525 March rapns 600
Algebra
Sequences & SeriesUse the following functions to perform the indicated operation f x 3x 9 22 m h x g x x 12 24 fog x and sate whether f and g are inverses c x x 3 h x x 5 23 2 x Restriction 25 m c 2 m x x 2x 7
Algebra
Sequences & Series7 Santiago s weekly income after working h hours can be described by the function f below 13 5h 0 h 40 20 25h 270 h 40 Which of the following conclusions is correct f h A Santiago gets paid 13 50 an hour for up to 40 hours and an additional 20 25 per hour for hours beyond 40 B Santiago has to pay 270 in taxes if he works more than 40 hours in a week C Santiago gets paid 1 5 times his hourly rate for hours he works beyond 40 hours D If Santiago works 43 hours he gets paid 870 75
Algebra
Sequences & Series5 Algebra Prep 1032 Kuli Software lur SUM 2 Q2 Solve each system by elimination 5 6y 42 18x 4x 8 3y A 4 1 B 4 1 reserved 6 6 3y 3x 15 9 3x 2y A 7 5 B 7 8 ZOO
Algebra
Sequences & Series12 When police officers investigate a car crash they can estimate the speed the car was travelling by measuring the skid distance Skid Distance of a Car Skid distance m 160 120 d 80 40 0 S 40 80 120 Speed km h a Why are the points on the graph connected b Estimate the domain and range of the graph Are there any restrictions on the domain an range Explain
Algebra
Sequences & SeriesFind functions f and g so that fog H x 9x 1 5 Choose the correct pair of functions OA 5 f x x g x 9x 1 C 5 f x 9x 1 g x x O B f x x g x 1 9 O D x 1 f x g x x 9
Algebra
Sequences & Series2 If f x x 3 and g x then which of the following does fog x equal X Choose the correct answer below O O O 2 x 3 2 X N 2 3 3 2
Algebra
Sequences & Series3 4B Exit Ticket Divide the following polynomials using any method of your choosing 77x 5x 57x 71 x 10 x x 10
Algebra
Sequences & SeriesPoints A B C D and E are collinear and in that order Find AC if AE 50 and CE x 32 AC