AP EAPCET 15th May 2023 Shift 1 Solved Paper
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Question : 68 of 160
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If A = { x ∕ 9 x ≥ x 2 + 20 } and f : A → R is defined by f ( x ) = 2 x 3 − 15 x 2 + 36 x − 48 , then the maximum value of f ( x ) is
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