Quiz 2.3

Quiz 2.3 - Answer : Corre ct Points: 5 5 ) Differentiate...

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1 ) Differentiate #12. (5pts)   y' = -1   y' = 4t/(1 - t^2)^2   y' = 4t/(1t - t^2)^2   y' = 4t Answer : Incorrec t Points: 0 2 ) Differentiate #15. (5pts)   f'(x) = (2x - 5)(/(x + 1)^2   f'(x) = 2/(x + 1)^2   f'(x) = 2(x^2 + 2x + 4)/(x + 1)^2   f'(x) = (2x^2 + x - 1)(/(x + 1)^2 Answer : Incorrec t Points: 0 3 ) Differentiate #4. (5pts)   f'(x) = -3600x^2 + 1600x + 18000   f'(x) = -3600x^3 + 1600x^2 + 18000x   f'(x) = -6x   f'(x) = -2400x Answer Incorrec
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: t Points: 0 4 ) Differentiate #2. (5pts)   f'(x) = 2   f'(x) = -4x + 11   f'(x) = -2   f'(x) = -4x - 11
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Unformatted text preview: Answer : Corre ct Points: 5 5 ) Differentiate #8. (5pts) y' = 2/5 y' = 2/(5x+4)^2 y' = 2x/(5x+4)^2 y' = 23/(5x+4)^2 Answer : Incorrec t Points: 6 ) Find the second derivative of #42. (5pts) f'(x) = 50x^9 - 30x^4 - 27 f'(x) = 5x^9 - 6x^4 - 27 f'(x) = 450x^8 - 120x^3 f'(x) = 450x^7 - 120x^2 Answer : Incorrec t Points: 7 ) Find the second derivative of #46. (5pts) y' = 12x - 4 y' = 6x^2 - 4x - 1 y' = 12...
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Quiz 2.3 - Answer : Corre ct Points: 5 5 ) Differentiate...

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