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Mathematics for IGCSE & O level - Indices 2 (Section 3 - No. 4)

Which expression is equal to ( rac{x^{-3}}{x^{-5}} )?
(x^{-8})
(x^2)
(x^{-15})
(x^8)

स्पष्टीकरण

When dividing with exponents, subtract. (x^{-3 - (-5)} = x^{-3 + 5} = x^2).

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