Math, asked by aasthachaudhary79, 10 months ago

Answer pls.... only if you know
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Answered by Anonymous
1

hlo mate ✌️

Pls check out the attached file

Hope it helps ❣️

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Answered by ItSdHrUvSiNgH
9

Step-by-step explanation:

\huge\bf{\mid{\overline{\underline{ANSWER:-}}\mid}}

\huge\bold{GIVEN:-} \\ \\\boxed{ 2x - \frac{1}{2x} = 13} \\ \\ \huge\bold{To \: find:-} \\ \\ \boxed{ 4{x}^{2} + \frac{1}{4{x}^{2}} = ?} \\ \\ 2x - \frac{1}{2x} = 13 \\ \\ Squaring \: on \: both \: the \: sides.. \\ \\ {(2x - \frac{1}{2x} )}^{2} = 169 \\ \\ \underline{ {(a - b) }^{2} = {a}^{2} + {b}^{2} - 2ab} \\ \\ 4{x}^{2} + \frac{1}{4{x}^{2}} - 2 \times \cancel{2x} \times \frac{1}{\cancel{2x}} = 169 \\ \\ 4{x}^{2} + \frac{1}{4{x}^{2}} = 169 + 2 \\ \\ \huge\boxed{4{x}^{2} + \frac{1}{4{x}^{2}} = 171 }

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