Find x. X X = 40in. Figure is not drawn to scale. in. 42in. 48in.

Q: Ε. = Oy dx 47&a• (x +y)3 2

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Q: 10. f sin x dx 25+cos²x

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A: Given PA∪B = 0.7PA∩B = 0.4

Q: Given

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Q: 9. Solve u +u =0 for 0≤x≤1, 0≤ y ≤1, given u(x,0)=0, u, (x,1)=0, u(0, y) = 0, XX yy u(1, y) = 1.

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