SOLUTION: Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -7x2 + 2x + 8. {–0.94, 1.22} {-7, 2} {–0.29, –1.14} {–0.88, 0.25}

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Question 945953: Select the approximate values of x that are solutions to f(x) = 0, where
f(x) = -7x2 + 2x + 8.

{–0.94, 1.22}

{-7, 2}

{–0.29, –1.14}

{–0.88, 0.25}

Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!



....use quadratic formula









solutions:








or








so, answer is: {–0.94, 1.22}


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