SOLUTION: how do i graph {{{y=x^2+8x+7}}}

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Question 247358: how do i graph y=x%5E2%2B8x%2B7
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
y=x^2+8x+7
y=(x+7)(x+1)
Set y=0 & solve for x.
x+7=0
x=-7 (-7,0)
x+1=0
x=-1 (-1,0)
set x=0 & solve for y.
y=7 (0,7)
+graph%28+300%2C+200%2C+-10%2C+5%2C+-10%2C+10%2C+x%5E2+%2B8x+%2B7%29+ (graph 300x200 pixels, x from -10 to 5, y from -10 to 10, x^2 +8x +7).