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Select the approximate values of x that are solutions to f(x) = 0,

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where f(x) = -5x^2 + 9x + 9.?

solving-quadratic-function

asked Oct 11, 2014 in ALGEBRA 2 by anonymous

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1 Answer

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The function is .

Substitute in the above equation.

Compare the equation with general form of quadratic equation .

Substitute in the quadratic formula .

The solutions are - 0.7 and 2.5.

answered Oct 11, 2014 by casacop Expert

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