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Worksheets

DIFFERENTIATION

Total questions: 15

Worksheet time: 29mins

Name
Class
Date
1.
Find the derivative of the given equation
f(x) = x3 + x2 + 3
a)
3x2 + 2x
b)
3x + 2x 
c)
3x + 2x + 3
d)
x3 + x2 
2.
Find the derivative of the given equation
f(x) = 7
a)
7
b)
0
c)
7x
d)
14
3.
What is the derivative of xn?
a)
(n-1)xn
b)
nxn+1
c)
(n+1)xn-1
d)
nxn-1
4.
Find the derivative of:
f(x) = 7(3x + 4)5
a)
35(3x + 4)5
b)
35(3x + 4)4
c)
105(3x + 4)5
d)
105(3x + 4)4
5.

Let y = (x - 1)(x + 2). Find dy/dx.

a)

2x + 1

b)

2x - 1

c)

4x - 1

d)

2x2 + x - 1

6.

Find dydx\frac{dy}{dx}  for  y=(x+5)(2x1)y=\left(x+5\right)\left(2x-1\right)  .

a)

 94x9-4x  

b)

 4x+94x+9  

c)

 4x94x-9  

d)

 4x9-4x-9  

7.

Find dydx\frac{dy}{dx}  for  y=3x2(5x+1)y=3x^2\left(5x+1\right)  by using product rule.

a)

 45x26x45x^2-6x  

b)

 45x2+6x145x^2+6x^{-1}  

c)

 45x+645x+6  

d)

 45x2+6x45x^2+6x  

8.

Find dydx\frac{dy}{dx}  for  y=3x+22x+1y=\frac{3x+2^{ }}{2x+1}  by using quotient rule.

a)

 1(2x+1)2-\frac{1}{\left(2x+1\right)^2}  

b)

 1(2x+1)2\frac{1}{\left(2x+1\right)^2}  

c)

 (2x+1)2\left(2x+1\right)^{-2}  

d)

 2x+12x+1  

9.

Use the product rule to find the derivative. f(x) = x3(3x42)f\left(x\right)\ =\ -x^3\left(3x^4-2\right)  

a)

 3x2+12x3-3x^2+12x^3  

b)

 21x3+6x-21x^3+6x  

c)

 21x6+6x2-21x^6+6x^2  

d)

 84x66x2-84x^6-6x^2  

10.

 x2(3x22)x^2\left(-3x^2-2\right)  

a)

 6x34x-6x^3-4x  

b)

 12x34x-12x^3-4x  

c)

 12x3+4x12x^3+4x  

d)

 36x24-36x^2-4  

11.
a)
8x4 -60x2
b)
16x4
c)
(8x4 -60x2)/(2x2-5)2
d)
3x
12.
a)
b)
c)
d)
13.
a)
f '(x) =3x3 + 12/4x5
b)
f '(x) = 36x6
c)
f '(x) =16x3 - 9x2/9x6 + 18x3 + 9
d)
f '(x) =4x6 + 16x3/3x6 + 6x3 + 3
14.

What is the derivative of f?

a)

1/(x - 1)-1

b)

-1/(x - 1)-2

c)

-1/(x - 1)

d)

-1/(x - 1)2

15.
a)
f '(x) = -5x3/x8 + 2x+ 1
b)
f '(x) = -80x3
c)
f '(x) = -x3/x8 + 2x4 + 1
d)
f '(x) = -16x3/5