9. xy' + y = /x 10. y' + y = sin(e*)

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A: The integration of the integral is  (2+7sin3x) /cos2x. 

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A: Triple integral 

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A: If A and B are statement variables , the disjunction of A and B is A v B , which is read " A or B "....

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A: This question is based on solution of linear equation in three variables.

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A: Given ∫5∞cx3dx = 1we know that ∫xn dx = xn+1n+1+C

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A: I am attaching image so that you understand each and every step.

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A: Topic = Derivative

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A: Let's find. 

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A: The given differential equation can be solved by using the variable separable method.

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A: topic- polynomials

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A: By using Newton's method to approximate a root of the equation 3x7+8x4+2=0.

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A: Let's find. 

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A: The given integral,∫61-t2dt

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A: We will solve the problem on complex numbers. 

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A: ∫xn dx = xn+1n+1+C. ∫ax dx = axloga+C

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