a) y = 112(x + C1)3 + C2;   b) y = ln |C1ex - 1/(C1ex)| + C2, y = ±x + C; °c) y = C1 e-x (x + 1) + C2;   d) y = (C1x - C21)ex/C1+1 + C2; °e) y2 = C21 + (x + C2)2/C21;   f) x + C2 = ±2
3( V~ y- - 2C1) V~ V ~ y-+-C-
          1; °g) y = ln(2C2
1) + C1x + C2 - 2 ln |eC1x+C2 - 1|, y = ln (2C2
1) - 2 ln | cos(C1x + C2)|, °y = 2 ln( V~ --
  2/|x + C|); °h) y = (1/C1) cosh(C1x + C2);   i) y = C1 / cos 2(x + C2);   j) C1y + (1 + C21) ln |y - C1| = x + C2.