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(Calculus) Write the integral to find the volume of the solid obtained by rotating the region bounded by y = x^2 / 2 & y = x around x = 7.? Find the area bounded by the curves x = 2y2 and x = 1 – y. Your work must include an integral in one variable.? Tan2A+cosecAcosA=sec2A tanA? What's the area of this triangle? Which of the following compounds would be water soluble?
a. Ag2SO4 b. Ca(OH)2 c. ZnCO3 d. Pb(NO3)2?