SOLUTION: Use a graph to estimate the solutions of the equation. Check the solution algebraically. x^2+12x+20=0

SOLUTION: Use a graph to estimate the solutions of the equation. Check the solution algebraically. x^2+12x+20=0

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Question 436173: Use a graph to estimate the solutions of the equation. Check the solution algebraically.
x^2+12x+20=0
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
x^2+12x+20=0
x=1 y=32
x=-1y=9
x=2,y=48
x=-2,y=0
x=-10,y=0
x-12,y=20

x^2+12x+20
x^2+10x+2x+20
x(x+10)+2(x+10)
(x+10)(x+2)
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