Find the sum 4/x^2-9+7/x+3
can't figure it out : (...
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Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
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Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12
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