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OpenStudy (anonymous):
Find the constants a and b given that the parabola y=ax^2+bx+1 passes through (-1,11) and (3,1). What is a? What is b?
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OpenStudy (akshay_budhkar):
you can get the answer by substituting both the points in the equation and getting 2 linear equations in a and b.. did u try it yourself once?
OpenStudy (anonymous):
I got 5/2 for a but cannot seem to figure out b.
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