SOLUTION: Factor completely using integer coefficients: g)x^4-16x^2+36 h)4x^3-8x^2-25x+50 i)36x^2-x^4-100 K)x^5-2x^4-x^3+2x^2-12x+24 L)5x^6+15x^5-50x^4-80x^2-240x+800

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor completely using integer coefficients: g)x^4-16x^2+36 h)4x^3-8x^2-25x+50 i)36x^2-x^4-100 K)x^5-2x^4-x^3+2x^2-12x+24 L)5x^6+15x^5-50x^4-80x^2-240x+800      Log On


   

Question 100129: Factor completely using integer coefficients:
g)x^4-16x^2+36
h)4x^3-8x^2-25x+50
i)36x^2-x^4-100
K)x^5-2x^4-x^3+2x^2-12x+24
L)5x^6+15x^5-50x^4-80x^2-240x+800
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
G) X^4-16X^2+36 USING THE QUADRATIC EQUATION:
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ WE GET:
X=(16+-SQRT[-16^2-4*1+36])/2*1
X=(16+-SQRT[256-144])/2
X=(16+-SQRT112)/2
X=(16+-10.58)/2
X=(16+10.58)/2
X=26.58/2
X=13.29 ANSWER.
X=(16-10.58)/2
X=5.42/2
X=2.71 ANSWER.