Question

Q.1
3√(342)^2 explain it

Answer 1

Note:
Anything having square root is directly equal to 1/2 in its power, like :-

√x = x^(1/2) or x^(0.5)

Solution,

3 (√ 342)^2

3( 342^{2 × 1/2})

3 (342)¹

3 ×342

1026

Answer 2

Here is your answer
3√(342)^2
= 3×342
= 1026