I need to find b and c so that the parabola y = -18 x^2 + b x + c has vertex (1 , -7 ). very confusing..
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Originally Posted by frozenflames I need to find b and c so that the parabola y = -18 x^2 + b x + c has vertex (1 , -7 ). very confusing.. vertex is at ... now use the coordinates again in the original equation and solve for
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