Free Printable Module 4 Exercise 5

1.

Solve for x.

$\log_34x=\log_320$

a)

-5

b)

5

c)

-1/5

d)

1/5

2.

Solve for x.

$\log_2\left(x-3\right)+\log_2x=2$

a)

1

b)

4

c)

-1, 4

d)

-4, 1

3.

Solve for x.

$\log5x=2$

a)

10

b)

20

c)

50

d)

100

4.

Solve for x.

$\log x+\log\left(x-7\right)=\log30$

a)

-3, 10

b)

-10, 3

c)

3

d)

10

5.

Solve for x.

$\log_2\left(3-x\right)-\log_2\left(x+2\right)=2$

a)

-1

b)

0

c)

1

d)

No solution

6.

Solve for x.

$\log x-\log\left(x-4\right)=\log3$

a)

1

b)

3

c)

6

d)

1,3

7.

Solve for x.

$\ln\left(x-2\right)+\ln\left(x+4\right)=\ln x+\ln\left(x+1\right)$

a)

e

b)

3

c)

8

d)

No solution

8.

Solve for x.

$\log_2\left(\log_42x\right)=1$

a)

2

b)

4

c)

6

d)

8

9.

Solve for x.

$\ln\left(2\log x\right)=0$

a)

$\sqrt{e}$

b)

$10^{\frac{e}{2}}$

c)

$\frac{1}{10^2}$

d)

$\sqrt{10}$

10.

Solve for x.

$\ln e^{\sqrt{x-3}}=\frac{1}{2}$

a)

$\frac{1}{4}$

b)

$\frac{13}{4}$

c)

$\ln\ \frac{1}{2}$

d)

$\left(\ln\ \frac{1}{2}\right)^2+3$

Module 4 Exercise 5

Total questions: 10

Worksheet time: 13mins

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