Mathematics for IGCSE & O level - Indices 2 (Section 2 - No. 14)

Simplify the expression (9x4y2)1/2
3x2y
3x4y
9x2y
9x4y

Explanation

(9x4y2)1/2 = √9 * √(x4) * √(y2) = 3x2y

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