Question

4^0.5=

Choices
-2
1/2
2

Answer 1

The answer is 2

Plug in on calculator 4^0.5 equals 2

Answer 2

`2`

Explanation:

`4=2^2`

`\left(2^2\right)^{(1)/(2)}`

`\left(2^2\right)^{(1)/(2)}=2^{2\cdot (1)/(2)}`

`2^{2\cdot (1)/(2)}=2`

`2`