Question

What is the polynomial 3y2 + (y + 7)2 – 15 after it has been fully simplified and written in standard form? 4y2 + 34 3y2 + y + 34 4y2 + 14y + 34 4y4 + 34

Answer 1

`4y^2+14y+34`

Explanation:

`3y^2+\left(y+7\right)^2-15`

`3y^2+y^2+14y+49-15`

`4y^2+14y+49-15`

`4y^2+14y+34`