Question

How do you evaluate `(y ^ { 2} + y ) \div ( 2+ x )` when x =8 and y =12?

Answer 1

`15.6`

Explanation:

Firstly, substitute the values into the equation:

`(y^2+y)/(2+x)`

When `y=12` and `x=8`

`=(12^2+12)/(2+8)`
`=(144+12)/10`
`=156/10`
`=15.6`