(x^2)(sinx) + 2x(sinx) = x^2sinx + 2xsinx
(1/(sqrt(x+4))) - (x/(2(sqrt(x+4))^3) = 1/(sqrt(x+4)) - x/(2(sqrt(x+4))^3
sec^2(x) - (-sinx) = sec^2(x) + sinx
2(2+3x)(3) = 6(2+3x) = 12 + 18x
(x^2)(sinx) + 2x(sinx) = x^2sinx + 2xsinx
(1/(sqrt(x+4))) - (x/(2(sqrt(x+4))^3) = 1/(sqrt(x+4)) - x/(2(sqrt(x+4))^3
sec^2(x) - (-sinx) = sec^2(x) + sinx
2(2+3x)(3) = 6(2+3x) = 12 + 18x