wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Differentiating Exponential and Logarithmic Functions

Total questions: 10

Worksheet time: 3hrs 30mins

Name
Class
Date
1.
a)

(23,0)\left(\frac{2}{3},0\right)

b)

(2e3,0)\left(\frac{2e}{3},0\right)

c)

(23e,0)\left(\frac{2}{3e},0\right)

d)

(2e23,0)\left(\frac{2e^2}{3},0\right)

2.

Find the rate of change of the function at the point where x = 1

a)

54-\frac{5}{4}

b)

1-1

c)

32-\frac{3}{2}

d)

98-\frac{9}{8}

3.

State the domain of f(x)

a)

x<1, x>1x<-1,\ x>1

b)

x>1x>1

c)

1<x<1-1<x<1

d)

x>0x>0

4.

What is the equation of the tangent to the curve at the point where x = 2 ?

a)

y=23x73+12ln3y=\frac{2}{3}x-\frac{7}{3}+\frac{1}{2}\ln3

b)

y=23x43y=\frac{2}{3}x-\frac{4}{3}

c)

y=23x13+ln3y=\frac{2}{3}x-\frac{1}{3}+\ln\sqrt{3}

d)

y=23x73ln3y=\frac{2}{3}x-\frac{7}{3}-\ln\sqrt{3}

5.

Find dy/dx in terms of x and y

a)

 dydx=y21xy\text{}\frac{dy}{dx}=\frac{y^2}{1-xy}  

b)

 dydx=y21xy\text{}\frac{dy}{dx}=\frac{-y^2}{1-xy}  

c)

 dydx=y2xy1\frac{\text{d}y}{\text{d}x}=\frac{y^2}{xy-1}  

d)

 dydx=yx+1y\frac{\text{d}y}{\text{d}x}=\frac{-y}{x+\frac{1}{y}}  

6.

Find an expression for dy/dx in terms of x and y

a)

3e1x2y24y\frac{3e^{1-x}-2y^2}{4y}

b)

3ex12y24y\frac{3e^{x-1}-2y^2}{4y}

c)

32y24yex1\frac{3-2y^2}{4ye^{x-1}}

d)

32y2ex14y\frac{3-2y^2e^{x-1}}{4y}

7.

Determine D, the largest possible domain of f.

a)

xR, ln2x\in R,\ \ne-\ln2

b)

xRx\in R

c)

xR, x0x\in R,\ x\ne0

d)

xR, ln2x\in R,\ \ne\ln\sqrt{2}

8.

Find f ' (x)

a)

f(x)=3ex(2ex1)2f'\left(x\right)=-\frac{3e^x}{\left(2e^x-1\right)^2}

b)

f(x)=3exf'\left(x\right)=-3e^x

c)

f(x)=3ex4e2x(2ex1)2f'\left(x\right)=\frac{-3e^x-4e^{2x}}{\left(2e^x-1\right)^2}

d)

5ex(2ex1)2-\frac{5e^x}{\left(2e^x-1\right)^2}

9.

Find the equation of the normal to C at point A.

a)

y=43x+2y=-\frac{4}{3}x+2

b)

y=34x+2y=\frac{3}{4}x+2

c)

y=43x2y=-\frac{4}{3}x-2

d)

y=34x2y=\frac{3}{4}x-2

10.

Find f " (x)

a)

320ex2400(x22001)\frac{3}{20}e^{\frac{-x^2}{400}}\left(\frac{x^2}{200}-1\right)

b)

340ex2400(x22001)\frac{3}{40}e^{-\frac{x^2}{400}}\left(\frac{x^2}{200}-1\right)

c)

3x20ex2400-\frac{3x}{20}e^{-\frac{x^2}{400}}

d)

32ex2400(x220001)\frac{3}{2}e^{-\frac{x^2}{400}}\left(\frac{x^2}{2000}-1\right)