Question

log₃ b = 4.

∴ The value of b is ______.

Options

• 64

• 81

• 12

• `4/3`

Answer 1

∴ The value of b is 81.

Explanation:

log₃ b = 4

To express in exponential form, we use the rule:

log_a ​b = c ⟺ a^c = b

So here, a = 3, c = 4

b = 3⁴

b = 81