Mathematics, 26.08.2020 16:01 haileysolis5

7. Following is a statement of a theorem which can be proven using the quadratic formula. For this theorem, a, b, and c are real numbers. Theorem If f is a quadratic function of the form f .x/ D ax2 C bx C c and ac < 0, then the function f has two x-intercepts. Using only this theorem, what can be concluded about the functions given by the followi (a) g .x/ D 8x2 C 5x 2 (b) h .x/ D 1 3 x 2 C

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