Question

simplify underoot5 and underoot 45​

Answer 1

Answer:

15

Step-by-step explanation:

$\sqrt{5} \times \sqrt{45 } \\ = \sqrt{5} \times \sqrt{5 \times 9} \\ = \sqrt{5 \times 5 \times 9} \\ = 5 \times 3 \\ = 15$