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OpenStudy (anonymous):
use the coordinate grid below or your graphing caluculator to solve -x^2-4x-3=0 by graphing.
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OpenStudy (anonymous):
The graph obviously shows a downward opening parabola, the factored form is -(x+1)(x+3), The zeros are at -1 and -3. The graph should be easy to draw.
OpenStudy (anonymous):
x=-1 and x=-3
OpenStudy (anonymous):
(-2,4) is the highest point
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