We can write 12x2y as 2×2×3×x×x×y.
We see that 2,x and y are factors of 12x2y, but not x3.
(x+1) is a factor of the polynomial (a) x3−2x2+x+2 (b) x3+2x2+x−2 (c) x3+2x2−x−2 (d) x3+2x2−x+2
The integrating factor of the differential equation is
A. e–x
B. e–y
C.
D. x