Mathematics for IGCSE & O level - Indices 2 (Section 4 - No. 6)
Select the equivalent expressions to ( rac{1}{a^3}). (Select all that apply)
(a^{-3})
((-a)^3)
(-(a^{-3}))
(-a^3)
Explanation
The negative exponent rule states (a^{-n} = rac{1}{a^n}).
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