Find the area between the two curves: y = x² + 2x, x - 2y = 1

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Q: 3. Use a double integral to find the area of the region bounded by the curve r = 6-5 cos 0. -10

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Q: a) {(1,-1,2),(5,-4,1),(7,-5,-4)}. b) {(1,3,3),(1,5,-1),(2,7,4),(1,4,1)}.

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Q: 14. Q = /5 16. Q = 2= [₁ 1-2 21 32 -2 3

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Q: Which of the following is not a possible zero of f(x)=4x^5-2x^3+10? 3,5,5/2,3/2 , why?

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Q: determine its LCC

A: Given data from the problem are :Initial cost=$5000Electicity usage($/year)=1200Mainteanance…