Find the differential equation of the following function (x – y + 2)dx + 3dy = 0 a. y = x + 5 + Ce b. y = x – 5+ Cea 3 c. y = x + 5 + Cex d. Iny = x + 5+ Cea e. None of the Above

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Q: extrema of f(x, y) = 4x + 2y, subject to the constraint 2x2 + 3y2 = 21. %3D

A: letfx,y=4x+2y, gx,y=2x2+3y2-21

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