Siera P.

asked • 03/15/15

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -9x^2 + 4x + 9.

A{–1.00, 0.44}

B{-9, 4}

C{–0.44, –1.00}

D{–0.80, 1.25}

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