Question Detail

MTH 101 MTH 101 Past Questions Objective Question

Question

The equation log₂ x = -1 implies:
Options
A x = 2
B x = 1/2
Correct Answer
C x = -2
D No solution
Correct Answer

Option B is the correct answer.

Detailed Explanation

log₂ x = -1 ⇒ x = 2⁻¹ = 1/2.

Hint

Rewrite in exponential form: log_a b = c ⇒ a^c = b.

Question Info