Question

Find the difference.

Answer 1

`t^(4)` + 8
`t^(2)` + 8t - 12

Hope this helps!

Explanation:

`t^(4)` - 1.5
`t^(2)` + t - 12 + 9.5
`t^(2)` + 7t : Combine like terms

`t^(4)` + ( 9.5 - 1.5 )
`t^(2)` + ( 7t + t ) - 12

`t^(4)` + 8
`t^(2)` + 8t - 12