Mathematics for IGCSE & O level - Indices 1 (Section 1 - No. 29) | ExamPlay

Mathematics for IGCSE & O level - Indices 1 (Section 1 - No. 29)

What is the value of (1/9)^-1/2?

-3

-1/3

1/3

3

Explanation

(1/9)^-1/2 = 9^1/2 = 3

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