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Question Number 129502 by MathSh last updated on 16/Jan/21

$$2^x=a$$$$3^x=b^{-1}$$$${54}^x=?$$

Answered by bramlexs22 last updated on 16/Jan/21

$${54}^{\mathrm{x}}={27}^{\mathrm{x}}.2^{\mathrm{x}}={\left(3^{\mathrm{x}}\right)}^3.2^{\mathrm{x}}=\frac{a}{b^3}$$

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