SOLUTION: factor 1. x3+ax+3a+3x3 2. 18z+45+z2 3. h2+9hs+9s2 4.3x3y2-3x2y2+3xy2

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: factor 1. x3+ax+3a+3x3 2. 18z+45+z2 3. h2+9hs+9s2 4.3x3y2-3x2y2+3xy2       Log On


   

Question 246618: factor
1. x3+ax+3a+3x3

2. 18z+45+z2
3. h2+9hs+9s2
4.3x3y2-3x2y2+3xy2
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
I'll help you with the first two. Let's see if you can do the rest of them.
x3+ax+3a+3x3 (I'm assuming x3 is x to the third power)
4x^3 + a(x+3)
18z+45+z2 rewritten as:
z^2 + 18z+45 This can be factored as:
(z+15)(z+3)
RJ Toftness
www.math-unlock.com