6. Find the derivative of y= 2x² (3x - 4). A. 6x³ - 8x² B. 18x² - 16x 7. Find the derivative: f(x) = x sinx A. x\cosx - 4x3sinx B. x cosx + 4x³sinx C. 15x² - 6x D. 6x-4 C. 4x3cosx D. -4x³cosx

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A:

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A: Mean(μ)=20 standard deviation(σ)=4

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A: Cauchy distribution does not belong to exponential family.

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A: Solution

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A: Please see the below picture for detailed solution.

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