Q28.The value of a quadratic function f(x) increases over the interval (−∞,−5) and decreases over the interval (−5,∞). Also, f(0)=f(−10)=20. Which of the following statements about f(x) can be true?
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Q28
10 Jul 2022
Q28.The value of a quadratic function f(x) increases over the interval (−∞,−5) and decreases over the interval (−5,∞). Also, f(0)=f(−10)=20. Which of the following statements about f(x) can be true?