a) 6x^2-2x
b)-2sinx-3/cos^2x
c) 5/(x+2)^2
d) 2xsinx+(x^2)cosx
(6x^2)-2x
-2sinx-(3/cos^2x)
(1*(x+2)-1*(x-3) )/(x+2)^2=(x+2-x+3)/(x+2)^2=5/(x+2)^2
a) 6x^2-2x
b)-2sinx-3/cos^2x
c) 5/(x+2)^2
d) 2xsinx+(x^2)cosx
(6x^2)-2x
-2sinx-(3/cos^2x)
(1*(x+2)-1*(x-3) )/(x+2)^2=(x+2-x+3)/(x+2)^2=5/(x+2)^2