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What is the second derivative of f(x) = 3x^2 - sin x + cos x + 4

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xetatheta | Student, Kindergarten | Salutatorian

Posted September 19, 2013 at 6:15 PM via web

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What is the second derivative of f(x) = 3x^2 - sin x + cos x + 4

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justaguide | College Teacher | (Level 2) Distinguished Educator

Posted September 19, 2013 at 6:17 PM (Answer #1)

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The function f(x) = 3x^2 - sin x + cos x + 4

The first derivative f'(x) = 6x - cos x - sin x

The second derivative f''(x) = 6 + sin x - cos x

The second derivative of f(x) = 3x^2 - sin x + cos x + 4 is f''(x) = 6 + sin x - cos x

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