Question

Which of the following is equivalent to √?
O
2
√2
O 2√2
2+√√√2

Answer 1

2√2

Explanation:

√8 =
`√(4 * 2)`

= 2√2 (√4 = 2)

Hence, 2√2 is the required answer.

Answer 2

2 sqrt(2)

Explanation:

To simplify a square root

sqrt(8)

sqrt(4*2)

sqrt(4) sqrt(2)

2 sqrt(2)