If is the highest point on the graph of

MATHEMATICS · Single correct · AP · Calculus AB · Analytical Applications of Differentiation · Analytical Applications of Differentiation

Problem

If (−2,7)(-2, 7) is the highest point on the graph of y=−2x2−4ax+ky = -2x^2 - 4ax + k, then kk equals: (a) 31 (b) 11 (c) -1 (d) −1/3-1/3

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