MathematicsIndices, logarithms and surdsJAMB
Evaluate 8^(−2/3).
Show answer
Answer: B. 1/4
8^(1/3) = 2, 2² = 4, and the negative index gives 1/4.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.
Mathematics · Indices, logarithms and surds
Practise Indices, logarithms and surdsA timed set on this topic, freeAsk the AI TutorExplain it another way
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.