Question

What is the square root of 16

Answer 1

`The\ square\ root\ of\ 16:\\\\√(16)=4\ because\ 4^2=4\cdot4=16\\--------------------\\de finition\ of\ the\ square\ root:\ √(a)=b\ if\ b^2=a\ where\ a\geq0\ and\ b\geq0`

Answer 2

`√(16) = √(4* 4) = √(4^2) =4^{\frac {2}{2}} =4^1=4`