Exercise calculus.differentiation

Description
Derivative

Derivation

D(x) (3/(x+2))

⇒ calculus.differentiation.quotient

((x+2)*D(x) 3-3*D(x) (x+2))/(x+2)^2

⇒ calculus.differentiation.deriv-of-poly

-3*D(x) (x+2)/(x+2)^2

⇒ calculus.differentiation.deriv-of-poly

-3/(x+2)^2