Question

simplify the radical expression.

1. $(5sqrt{4})(2sqrt{4})$

Explanation:

Step1: Simplify the square roots

$\sqrt{4} = 2$

Step2: Substitute simplified roots into expression

$(5 \times 2)(2 \times 2)$

Step3: Calculate each parenthetical term

$(10)(4)$

Step4: Multiply the two results

$10 \times 4 = 40$

Answer:

40