Simplify this equation

Question

Simplify: 12n(square root of 14n)^2

Answer 1

12n (√14n)²     squaring and square rooting are inverse operations, like adding and subtracting, standing up and sitting down. They "undo" each other.

 

12n · 14n

168n²

 

Answer 2

12n(√14n)²

(√14n)²=14n

12n*14n=168n²