Question

Reduce 7y + 2y^2 - 7 by 3 - 4y.

Answer 1

Just a step by step help please. This is my first question, and looking at it done would help big. Thank you!

Answer 2

This is a case of polynomial long division. Its a principal I am still learning but I will try to help you through it. First of all lets arrange both your equations so that the higher power of x comes first.

Answer 3

Ok. thank you.

Answer 4

So you get 2y^2+7y-7 and -4y+3 Following?

Answer 5

Yes I am

Answer 6

Right, so by what number to we multiply -4y to get 2y^2 ?

Answer 7

2?

Answer 8

Take it back a step. What would you multiply -4 by to get 2y? It would be something multiplied by y wouldn't it? So what do you multiply -4 by to get 2?

Answer 9

-2?

Answer 10

-1/2