Question

3 which expression is equivalent to 5√4 · 3√8? a 60√3 b 60√2 c 15√2 d 30√3

Explanation:

Step1: Simplificar raíces individuales

$5\sqrt{4}=5\times2 = 10$, $3\sqrt{8}=3\sqrt{4\times2}=3\times2\sqrt{2}=6\sqrt{2}$

Step2: Multiplicar los resultados

$10\times6\sqrt{2}=60\sqrt{2}$

Answer:

B. $60\sqrt{2}$