Question

simplify.
\sqrt{98}

Explanation:

Step1: Factor 98 into square factor

$98 = 49 \times 2$

Step2: Split square root into product

$\sqrt{98} = \sqrt{49 \times 2} = \sqrt{49} \times \sqrt{2}$

Step3: Simplify $\sqrt{49}$

$\sqrt{49} = 7$

Step4: Combine terms

$7 \times \sqrt{2} = 7\sqrt{2}$

Answer:

$7\sqrt{2}$