Quiz about Logarithmic Expressions and Equations Quiz Review

Question 1

The common logarithm, written as $$\log x$$ , is assumed to have a base of ___.

Accepted Answer

10

Answer

2

Answer

e

Answer

8

Question 2

What's the right way to think of $$\log\ 1000=\ ?$$ ?

Accepted Answer

10 to the what power equals 1000

Answer

10 times 1000 equals what

Answer

10 divided by 1000 equals what

Answer

10 to the 1000th power equals what

Question 3

Evaluate $$\log1000$$

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 4

What's the right way to think about $$\log_2128=?$$

Accepted Answer

2 to the what power equals 128

Answer

128 to the 2nd power equals what

Answer

2 to the 128th power equals what

Answer

What to the 128th power equals 2

Question 5

Evaluate $$\log_2128$$

Accepted Answer

7

Answer

6

Answer

5

Answer

8

Question 6

Evaluate $$\log_432$$ .

Accepted Answer

2.5

Answer

2

Answer

4.5

Answer

8

Question 7

Solve the equation $$5\cdot3^x-2=168$$ . Round to the nearest tenth.

Accepted Answer

3.2

Answer

8.3

Answer

2.5

Answer

5.1

Question 8

Solve the equation: $$\log_5\left(x\right)=2$$

Accepted Answer

25

Answer

10

Answer

50

Answer

20

Question 9

log₂(x+3)=4

Accepted Answer

13

Answer

16

Answer

3

Answer

10

Question 10

Evaluate the logarithm.

Accepted Answer

81

Answer

20

Answer

12

Answer

70

Question 11

Solve for x.

Accepted Answer

$$\frac{1}{25}$$

Answer

$$\frac{1}{5}$$

Answer

$$\frac{1}{60}$$

Answer

$$\frac{1}{10}$$

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