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Select the approximate values of x that are solutions to f(x) = 0. Where f(x) = -2x^2+2x+8

0 votes

answer choices are:

1. { -1.56, 2.56}

2. { -1, 2}

3. { -1.00, -4.00}

4. { - 0.25, 0.25}

asked Mar 3, 2014 in ALGEBRA 2 by chrisgirl Apprentice

1 Answer

0 votes

The function f(x)= image.

Substitute the values of x is imagein the function

image

image

image.

image

image

image

image.

So the approximate values of x =image.

answered Mar 3, 2014 by dozey Mentor

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