lim x->+∞ sin(5-5x)/x-1
2x²-3x±8x-12
8(c+1) c=2
$$\int_{\0.2}^{\500}(\0.5) d\500$$
6 -9(-y +4) = 6(8y - 1) +3
34*1.2
n - 2.5n - 1.9 = -2(n - 1.3)
Use the method of variation of parameters to solve the initial value problem Bold x primeequalsBold Upper A Bold x plus Bold f lef...
4(x-3)=20
-6u + 1 = -3u - 8
