Question

(4s^3-9s^2)+(2s^3+5s^2-2)
is it 6s^3-4s^2-2

Answer 1

@ortizgiovanni21 I think you're a smart person but you keep doubting yourself.
All your answers have been correct including this one, so trust your instincts some more.
Good luck.

Answer 2

@primeralph its because I'm taking a test and i wanna make sure thank you for the help

Answer 3

Yes it is correct and you're welcome.

Answer 4

(6y^3+y^2+4)+(-4y^3+2y^2+1)
is it 2y^3+3y^2+5 @primeralph

Answer 5

Yes.

Answer 6

(x^2+8xy+y^2)-(-6x^2+2xy+4y^2)
i need help on this one @primeralph

Answer 7

7,6,-3