11. Find the sum: E(0.3)". 3 A) 7 1 B) D)

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A: To find- Find a second solution to x2y'' - 3xy' + 5y = 0, given one solution y1x = x2coslnx. 

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A: Given that ∑i=1nii+1. ∑i=1nii+1=∑i=1ni2+i=∑i=1ni2+∑i=1ni=16n2n+1n+1+12nn+1=16n2n+1n+1+12nn+1=Θn3

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Q: {f*U(t – 1)}.

A: Please find attachment for the details solution 

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A: Please find attachment for the details solution

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A: Here we start the answer. 

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Q: ( AB )"

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A: The answer for the above problem is given below

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Q: Using the maxima and minima of the function, produce

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