Physics

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(5x^-3)^2

• Physics -

just multiply exponents when raising an expression to a power:

(5x^-3)^2 = 5^2 (x^-3)^2
= 25 x^(-3*2)
= 25x^-6

recall that (x^-3)^2 is just x^-3 * x^-3 = x^(-3 + -3) = x^-6

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