Question

Find out without a calculator
√3 x √48

Answer 1

12

Explanation:

`√(x)` *
`√(y)` =
`√(xy)`

In this case,
`√(3)` *
`√(48)` =
`√(3*48)`

3 * 48 = 144, so the answer is
`√(144)`, which equals 12 (12 * 12 = 144)

Answer 2

Explanation:

= sqrt ( 3 x 48) = sqrt (144) = 12