SOLUTION: I am learning about polynomials but when I have to solve them the steps get me confused. Please help me! Factor the polynomials: 1.) x^2 + 6x - 9 2.) 18y^2 - 48y + 32 3.) 81 +

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I am learning about polynomials but when I have to solve them the steps get me confused. Please help me! Factor the polynomials: 1.) x^2 + 6x - 9 2.) 18y^2 - 48y + 32 3.) 81 +      Log On


   

Question 1015884: I am learning about polynomials but when I have to solve them the steps get me confused. Please help me!
Factor the polynomials:
1.) x^2 + 6x - 9
2.) 18y^2 - 48y + 32
3.) 81 + 16k^2
Found 2 solutions by FrankM, MathTherapy:
Answer by FrankM(1040) About Me  (Show Source):
You can put this solution on YOUR website!
This does not factor.
Did you mean?
x%5E2+-+6x+%2B+9%3F%5C

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

I am learning about polynomials but when I have to solve them the steps get me confused. Please help me!
Factor the polynomials:
1.) x^2 + 6x - 9
2.) 18y^2 - 48y + 32
3.) 81 + 16k^2
1.
x%5E2+%2B+6x+-+9 CANNOT be factored with INTEGERS

2.
18y%5E2+-+48y+%2B+32
2%289y%5E2+-+24y+%2B+16%29
2[3y(3y - 4) - 4(3y - 4)]
matrix%281%2C1%2C2%283y+-+4%29%283y+-+4%29%29 ------> highlight%28highlight_green%28highlight%282%283y+-+4%29%5E2%29%29%29

3.
81+%2B+16k%5E2 ------- Imaginary factors -------> highlight%28highlight_green%28highlight%28%289+-+4ki%29%289+%2B4ki%29%29%29%29