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Algebra Examples

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Evaluate Using the Given Value f(81) = square root of 81-4

$f (81) = \sqrt{81 - 4}$

Step 1

Subtract $4$ from $81$ .

$f (81) = \sqrt{77}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

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