Question

2. If log10 x = 2, then x is
a. 4
b. 20
c. 100
d. 1000

Answer 1

C.100

Explanation:

10^2=x

or x=100

[a^x=b,log_{a} b=x\]

Answer 2

C

Explanation:

Using the rule of logarithms

`log_(b)` x = n ⇔ x =
`b^(n)`

Given

`log_(10)` x = 2 ⇒ x = 10² = 100 → C