algebra

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Select the approximate values of x that are solutions to f(x) = 0, where
f(x) = -9x2 + 2x + 6.

a) {-0.71, 0.94}
b) {-9,2}
c) {-0.22, -0.67}
d) {-1.50, 0.33}

  • algebra -

    You can use the same reasoning as the answer to your previous post.

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