2. Given the functions below, find A. (A + B + C + D+ E+ F) B. (P + Q+R+ M + N) (x² + 1)(x +1) y = 2 (2x + 3)* Ax' + Bx? + 2x+C dy or y'= dx Dx' + Ex? + 27x+F 3 u=4 - Vw? +1 du Pw + Qw² + 3 +R/w? +1 u" or dw? 9u" (w +1)"

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