Question

Explain how to get the product of 2 times the square root of 5 and 4 times the square root of 10.

Answer 1

2
`2√(5) * 4 √(10)`

Multiply numbers outside the roots separately. Likewise, do the same for the numbers inside the roots.
8
`√(50)`

Simplify the number under the root.
*
`√(25*2)`
8*5
`√(2)`
40
`√(2)`