What is your book's (or teacher's) definition of "opposite"?Find two equivalent expressions for the opposite of the poly
-7x^2 + 4
Well, if you don't know what the book says, it's a pretty sure thing that I don't!Not really sure
I'm sorry that your book has no examples or explanations, and that your teacher hasn't covered this at all. You might want to complain to the administration!I just know one of the expressions is -(-7x^2+4)
I just need help figuring out the other one