AdmitMe
Mathematics · Indices, logarithms and surds

MathematicsIndices, logarithms and surdsJAMB

Solve for x: 3^(2x) = 81.

Show answer

Answer: B. 2

81 = 3^4, so 2x = 4 and x = 2.

An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.

Discussion

Ask about a step, share a shortcut, or explain it your way. Be kind; no links.

No comments yet. Be the first to explain it.

More Indices, logarithms and surds questions