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8 April, 18:23

Which shows the following expression after the negative exponents have been eliminated? StartFraction x y Superscript negative 6 Baseline Over y squared x Superscript 6 Baseline y Superscript 6 Baseline EndFraction, x not-equals 0, y not-equals 0 StartFraction x Superscript 4 Baseline Over y squared x Superscript 6 Baseline y Superscript 6 Baseline EndFraction StartFraction x x Superscript 4 Baseline Over y squared y Superscript 6 Baseline EndFraction StartFraction x Superscript 4 Baseline Over y squared x y Superscript 6 Baseline EndFraction StartFraction x Superscript 4 Baseline y squared Over x y Superscript 6 Baseline EndFraction