Question

$\sqrt{40}$
$\sqrt{49}$
$x^{5}$

Explanation:

Step1: Simplify $\sqrt{40}$

Factor 40 into $4 \times 10$, then apply square root property:
$\sqrt{40} = \sqrt{4 \times 10} = \sqrt{4} \times \sqrt{10} = 2\sqrt{10}$

Step2: Simplify $\sqrt{49}$

Calculate the perfect square root:
$\sqrt{49} = 7$

Answer:

$\sqrt{40} = 2\sqrt{10}$ (or approximate decimal $6.32$)
$\sqrt{49} = 7$