Evaluate :  2 $(-2)$² $+$ x²

Given :

$2( -2)^{2} +x^{2}$

To do :

We have to solve the given expression.

Solution :

Therefore,

$ 2( -2)^{2} +x^{2} =2( -1)^{2} \times ( 2)^{2} +x^{2}$

$=2\times 1\times 4+x^{2}$

$=8+x^{2} $  

The value of  $2( -2)^{2} +x^{2}$ is $8+x^{2}$

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Updated on: 10-Oct-2022

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