Evaluate Using the Given Value f(25)=2 square root of 25

$f (25) = 2 \sqrt{25}$

Step 1

Rewrite $25$ as $5^{2}$ .

$f (25) = 2 \sqrt{5^{2}}$

Step 2

Pull terms out from under the radical, assuming positive real numbers.

$f (25) = 2 \cdot 5$

Step 3

Multiply $2$ by $5$ .

$f (25) = 10$