SOLUTION: y=xsquared+8x+12 Find the vertex, y intercept, and x intercept, and axis of symmetry and symmetric point in standard vertex form.

Question 181412: y=xsquared+8x+12
Find the vertex, y intercept, and x intercept, and axis of symmetry and symmetric point in standard vertex form.

Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!

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first you have to complete the square
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so the vertex is (-4,-4)
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axis of symmetry is x=-4
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y intercept is found by setting x =0--->y=0+0+12=12
so y intercept is 12--->(0,12)
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x intercept is found by setting y =0
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so x intercepts are at -2 and -6--->(-2,0) and (-6,0)
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