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CALENGI Term 2 AY 2022-2023 22. For the graph of y = , determine the domain: A. (0, 3) U (3,00) B. (-00, 0) U (0, co) C. (0, 4) U (4, 50) D. (-60, 0) U (4, on) 23. Determine the vertical asymptote for the y A. Y=1 (Inx) (x-4) B. X-4 C. yze D. None of the above 24. For the graph of y = , determine the horizontal asymptote: A. y = 1 B. y =4 C. y = 1 D. y = 0 25. Solve for axay of if f(x,y) = cos(xy) + x?Iny. A. cos(xy) + xysin(xy) -- C. -x sin(xy)+ B. - sin(xy) - xycos(xy)+ D. xsin(xy) - 26. Solve dy/dx if Sy2 + 6tan (xy) = 2x. 1+3ysec (xy) C. 1+3ysec (xy) Sy+3xsec#(xy) 5y-3xsec2(xy) 1-3ysec (xy) 1-3ysec (xy) Sy-3xsec2(xy) 5y+3xsec.(xy) 27. Determine a and b so that the curve y = ax3 + bx2 will have a point of inflection at (1.2). C. a = 1/2, b = 3/2 A. a=-1, b=3 D. a = 3/2, b = 1/2 B. a= 1, b=-3