Algebra Questions

If f x 2x x find f 4 f 9

5 Elena is planning to go camping for the weekend and has already spent 40 on supplies She goes to the store and buys more supplies Which inequality represents d the total amount in dollars that Elena spends on supplies Od 40 Od 40 Od 40 Od 40

1 point Find the missing coordinates such that the three vectors form an Orthonormal basis for R 0 6 0 8 1 0 6

The terminal arm of an angle in standard position passes through each of the following points Find the radian value of the angle in the interval 0 2pi to the nearest hundredth a 7 8 b 6 1 c 4 2

f Csc 4 T 3

2x 5y z 8 b x 2y 3z 13 x 3y z 5 B

D 6 cos2x 5 cos x 6 2 sin x 3 cos x 3

8 Find the constant term in the expansion of 6x 2 3x

B 150 a 10 b 3

10 B 150 a 10 b

42 y s X

b cscx sin x cot x cosx

6 Kristin spent 131 on shirts Fancy shirts cost 28 and plain shirts cost 15 If she bought a total of 7 then how many of each kind did she buy

5 The school that Stefan goes to is selling tickets to a choral performance On the first day of ticket sales the school sold 3 senior tickets and 1 child ticket for a total of 38 The school took in 52 on the second day by selling 3 senior tickets and 2 child tickets Find the price of a senior ticket and the price of a child ticket

2 There are 13 animals in the barn Some are chickens and some are pigs There are 40 legs in all How many of each animal are there

4 Emilee has a total of 580 She has 76 bills in all consisting of 5 bills and 10 billo How mo no of hill dono cho h

C A 19 9 13 9 If AB has length 13 9 an Ghas length 19 9 find The length of AC 1 The measure of angle B in degrees The measure of angle C in degrees B

Which statement reflects the impact of the Harlem Renaissance on 1920s American society It signaled the end of the Great Migration It expanded the influence of African American art It demonstrated the changing demographics in western cities O It prevented African Americans from returning to the South after World War I

x r coso 2 A y r sino A Prove That J J 1 Jocobian

14 cos sin cos sin 1

Compute an SVD of the matrix A 34 12 6 8 6 8 2 36 36 2 8 6 8 6 12 34 What is an SVD of the matrix UEVT Round to two decimal places as needed

a What factors limit the rate of photosynthesis Why Blair down the rate of a

Compute using Euler Sum Formula logn

Factor each completely 15 2x 18x 28 17 4x 16x 12 19 3x 9x 12 21 5a 15a 200 23 2n 4n 70 25 4p 28p 24 27 3v 36v 96 16 6n 66n 180 18 6x 6x 336 20 3x 9x 84 22 6p 42p 180 24 3r 9r 30 26 2 10 28 28 2n 4n 6

1 x 3x 2 3 n 8n 12 5 m 3m 10 7 m 15m 56 9 b 6b 40 11 m 4m 12 13 x 4x 45 2 m 13m 36 4 p 2p 24 6 x x 20 8 x 3x 40 10 v 2v 3 12 x x 72 14 p 14p 40

Factor each completely 11 3m 21m 4m 28 13 18x 6x 3x 1 15 28k 20k 7k 5 17 12x 28x 9x 21 19 9n 15n 24n 40 12 18m 15m 6n 5 14 40m 56m 35m 49 16 8k k 48k 6 18 14x 6x 35x 15 20 8m m 56m 7

Factor each completely 1 15a 24a 10a 16 3 14n 6n 7n 3 5 7v 49v 8v 56 7 7a 9a 2 2 18m 3m 30m 5 4 12x 2x 6x l 6 21x 49x 12x 28 8 2x 7x 15

3 70m 7m 28m 63m 7m 10m 1m 4M 9 5 7x 70x 63x 35 Factor each completely ult 7 b 5b 24 b 3 6 8 9 a 14a 48 48 Xa 6 20 ultiply 11 6k 54k 120 6CK 4k 20 ks k4 4 30x 5x 15x 20 6 96 276 3b 3 8 x 6x 27 10 2 48 12 2a 18a 28

9 4x 15x 9 completely 11 9v 24v 7 13 6x 5x 6 Har n 162 7 10 8v 6v 1 12 6m 7m 3 14 9a 55a 6 16 9n 18m 7

15 2r r 6r 3 40r 171 16 40 27 5 8r 21 5H 20 5 19 9x 6x 15x 10 14 6n 108n 480 16 15x 3x 40x 8 18 28x 35x 12x 15 20 7n 28n 8n 32

Factor each completely 21 2x 17x 9 23 5x 4x 12 25 36 206 12 27 86 14b 3 29 4x 41x 10 22 5x 16x 12 24 2x x 15 26 3k 19k 14 28 6x x 2 30 4n n 3

Factor each completely 1 5x 17x 6 3 3k k 2 5 7m 9m 2 7 6n 5n 4 2 2n 3n 2 4 2r r 36 6 5r 21r 20 8 6a 1la 30

5 36 216 4 56 35 7 2la 49a 9a 21 9 7 8 28r 32 6 40x 35x 448x 42 40x 48x 42 8 2k 16k 7k 56 16K 7k 56 10 49x 35x 2lx 15

9p 20p 4

4k 23k 6

7 6x 6x x 1 8 10x 12x 25x

Solve each system by the method of your choice 4 x 2y 4 5x 3y 15 5 4x 7y 17 x 2y 7 6 5x 3y 31 7x 2y 0 7 8x 5y 29 5x y 19

Solve each system of equations by the method of your choice 4 x 4y 9 3x 2y 13 6 y x 6 2x 3y 18 5 4x 3y 19 3x 2y 27 7 2x 3y 11 3x 7y 8

O Solve by graphing 2x 3y 6 y 2r 2 12 Solve by substitution 2a 5b 19 7a b 17 3 Solve by elimination 3x 4y 1 5x 3y 13

Without solving determine the number of solutions for each system 3 10 y x 2 4 3x 4y 11 12 6x 4y 14 0 21 11 2x 5y 17 2y 5x 9

13 The school band held a barbecue to raise funds for a trip The band sold hot dogs for 2 and burgers for 3 Total sales were 437 and 173 items were sold How many of each item were sold

1 Solve by graphing n y x 3 x y 7 2 Solve by substitution y 5 3x 2x 3y 7 3 Solve by elimination 3x 5y 24 3x 2y 11

rite a possible formula for the polynomial assuming that what you see from the graph includes all of the roots Assume that the leading coefficient is either 1 or 10 5 y 10 10 10 X

152 7ABC EN 7ABC 5 0 23 max A B C

148 6A2B EN A B 3 6A2B 2 0 A The answer is

25 Find values for b such that the triangle has two solutions A 66 a 307 6 307 6 b O 307 6 b 307 6 b O 307 6 6 307 6 b 307 6 sin 66 307 6 sin 66 307 6 sin 66 307 6 sin 66 307 6 sin 66

28 Determine the exact value of the cotangent of the quadrant angle undefined 0 1 3 2 3

22 A Global Positioning System satellite orbits a 12 900 miles above Earth s surface see figure Find the angle of depression from the satellite to the horizon Assume the radi Earth is 4000 miles Round your answer to two decimal places 80 31 O 79 31 77 31 78 31 76 31 4000 mi Not drawn to scale a mi Angle of depression GPS satellite

3 29 Find the exact value of sin u v given that sin u 5 sin u v sin u v sin u v sin u v sin u v 3 44 125 44 126 and cos v 24 25 Both u and v are in Quadrant II

Find the missing figure which follows the same pattern rule and mark it as the answer Select an option O