Calculus Derivates Review

  • June 2020
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Calculus Derivatives Quiz Review Name___________________________________

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Find Dx y.

1) y = - 6x5

A) - 30x4

2) y = x 8 + e8 A) 8x9 3) y =

B) - 30x5

C) - 30x6

D) - 6x 4

B) 8x8 + 8e8

C) 8x7

D) 8x7 + 8e7

1 10 1 3 x - x 2 3

A) 5x11 - x4

4) y = (6x - 4)(6x + 1) A) 72x - 30

C)

B) 36x - 18

C) 72x - 18

B) 40x 3 - 27x2 + 81x + 2 D) 40x 3 - 81x2 + 10x + 2

D) 72x - 9

4)

5)

6)

7)

7x2 - 8

7 x2 - 14 x - 8 (7x2 - 8)2

C) -

D) 5x10 - x3

B) -56x3 + 63x2 + 10x - 15 D) -56x3 + 63x2 + 10

6) y = (2x - 5)(5x3 - x2 + 1) A) 10x 3 + 27x2 - 81x + 2 C) 30x 3 + 81x2 - 27x + 2

8) y =

1 9 1 2 x - x 2 3

B) 5x9 - x2

C) -56x4 + 63x3 + 10x

A)

2)

3)

5) y = (2x - 3)(5 - 7x3 ) A) -14x3 + 21x2 + 10

7) y =

1)

B) -

14 x (7x2 - 8)2

D)

14 x 7x2 - 8

8 - 14 x (7x2 - 8)2

5x - 8

8)

x2 - 6x + 4

A)

5x 3 - 40x 2 + 66x - 48 (x2 - 6x + 4)2

B)

5x 2 + 16x - 28 x2 - 6x + 4

C)

15x2 - 76x + 68 (x2 - 6x + 4)2

D)

-5x2 + 16x + -28 (x2 - 6x + 4)2

1

Solve the problem. 9) If f(1) = 3, f'(1) = -7, g(1) = 6, g'(1) = -2, find (f/g)'(1) A) - 9

B) - 6

C) - 1

10) If f(1) = 4, f'(1) = -7, g(1) = 6, g'(1) = -4., find (f ยท g)'(1) A) 58 B) -52 C) 26

9)

4 D) 3

10)

D) -58

Find the equation of the tangent line to the equation at the point where x has the given value. 6x ; x=1 11) y = 2 x +1 A) y = 0

B) y = 3x

C) y = 3

11)

D) y = x + 3

Solve the problem.

12) At what points on the graph of y = 2x 3 - 3x2 - 34x is the slope of the tangent line 2? A) (-2, 40), (1, -35) B) (0, 0), (3, -75) C) (2, -64), (40, 21) D) (-2, 40), (3, -75)

12)

13) For what value of x is the slope of a line tangent to the curve of y = 17x - x2 equal to the slope of a 1 line tangent to the curve of y = 16x - x2 ? 2

13)

A) x = -1

B) x = 8

C) x = 1

D) x = 0

Find f (x) for the following function. 14) f(x) = 5x -3 + 8x-2 + 9x

14)

A) -15x-4 - 16x-3 + 9 C) 60x -5 + 48x -4 15) f(x) =

B) 60x -5 + 48x -4 + 9 D) -60x-4 - 48x-3

8 x-2

A) -

8

(x - 2)2

15) B)

8 (x - 2)3

C)

2

16 (x - 2)3

D) -

16

(x - 2)3

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