Question

What are equivalent to 4 square root of 5 • 2 square root of 10

Answer 1

`4√(5)\cdot 2√(10)\implies (4\cdot 2)√(5\cdot 10)\implies \boxed{8√(50)}\implies 8√(25\cdot 2) \\\\\\ 8√(5^2\cdot 2)\implies 8\cdot 5√(2)\implies \boxed{40√(2)}`