Question

evaluate √175 multiply √28

Answer 1

root175×root28

root(5×5×7)×root(2×2×7)

5root7×2root7

5×2×(root7)^2

10×7

70

Answer 2

Here is your answer
$\sqrt{175} \times \sqrt{28} \\ \sqrt{5 \times 5 \times 7} \times \sqrt{2 \times 2 \times 7 } \\ 5 \times 2 \times \sqrt{7} \times \sqrt{7 } \\ 10 \times 7 \\ 70$
Hope it helps you