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شائع >

simplify [2x]^{-2}

الحلّ

simplify

[2 x]^{- 2}

الحلّ

\frac{1}{4 x ^{2}}

خطوات الحلّ

(2 x)^{- 2}

a^{- b} = \frac{1}{a ^{b}}

:فعّل قانون القوى

(2 x)^{- 2} = \frac{1}{( 2 x ) ^{2}}

= \frac{1}{( 2 x ) ^{2}}

(2 x)^{2}

بسّط:

4 x^{2}

= \frac{1}{4 x ^{2}}

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