SOLUTION: If A=3x2-2x-7 and B=x2+9, then what is their sum, A+B?

SOLUTION: If A=3x2-2x-7 and B=x2+9, then what is their sum, A+B?

Algebra.Com

Question 315725: If A=3x2-2x-7 and B=x2+9, then what is their sum, A+B?
Answer by palanisamy(496) (Show Source): You can put this solution on YOUR website!
Given, A = 3x^2-2x-7 and B = x^2+9
A+B =3x^2-2x-7+x^2+9
A+B = 4x^2-2x+2
RELATED QUESTIONS
If A=3x2-2x-7 and B=x2+9, then what is their sum, A+B? 5x2-2x+2 4x2-2x-2 4x2+2 (answered by checkley71)

State the degree of the following polynomial. 8x3 + 6x2y + 4xy3 - 2y4 a)1 b)2... (answered by jayanthihemkos@yahoo.com)

Suppose A is a 3x2 matrix, B is a pxq and C is a 5x4 matrix. If ABC is defined, then what (answered by Edwin McCravy)

I need to pass the real test. So can someone please tell me if i got these questions... (answered by Alan3354)

1. If y(x-1) = z then x= A. y-z B. z/y + 1 C. y(z-1) D. z(y-1) 2. If 3x=6x-15 then x (answered by Fombitz)

if x� < x , then what is the largest integer value of 2x+7 ? a.6 b.7 c.8 (answered by ikleyn)

which of the following rational expressions would be undefined if x=6? A)x2-6x+1/2x+12 (answered by nerdybill)

If the difference of the roots of the equation 2x2 − (a +1)x+a−1 = 0 is equal (answered by ikleyn)

I've missed a lot of school because I've been sick and I'm trying to get all of my work... (answered by jsmallt9)