Question

How do you evaluate `\frac { - 16+ 4} { 2\sqrt { 13- 4} }`?

Answer 1

`(-16+4)/(2sqrt(13-4))=-2`

Explanation:

`(-16+4)/(2sqrt(13-4))`

`=(4-16)/(2sqrt(9)`

`=(-12)/(2**3)`

`=-12/6`

`=-2`