Question

(-6y + 8y4 − 5)(y2 − 11y)

Answer 1

`- 8y^6 - 88y^5-6y^3 + 71y^2 + 55y`

Explanation:

Given

`(-6y + 8y^4 - 5)(y^2 - 11y)`

Required

Evaluate

`(-6y + 8y^4 - 5)(y^2 - 11y)`

Expand Brackets

`y^2(-6y + 8y^4 - 5)- 11y(-6y + 8y^4 - 5)`

Open brackets

`-6y^3 - 8y^6 + 5y^2 + 66y^2 - 88y^5 + 55y`

Collect Like Terms

`- 8y^6 - 88y^5-6y^3 + 5y^2 + 66y^2 + 55y`

`- 8y^6 - 88y^5-6y^3 + 71y^2 + 55y`