Exercise calculus.differentiation.quotient
Description
Use the quotient-rule to find the derivative of a polynomial. Only remove parentheses in the numerator.
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
((x+4)*(D(x) x-D(x) 3)-(x-3)*(D(x) x+D(x) 4))/(x+4)^2
⇒ calculus.differentiation.deriv-of-poly((x+4)*(D(x) x-D(x) 3)-(x-3)*(1+D(x) 4))/(x+4)^2
⇒ calculus.differentiation.deriv-of-poly((x+4)*(D(x) x-D(x) 3)-x+3)/(x+4)^2
⇒ calculus.differentiation.deriv-of-poly((x+4)*(1-D(x) 3)-x+3)/(x+4)^2
⇒ calculus.differentiation.deriv-of-poly(x+4-x+3)/(x+4)^2
⇒ algebra.equations.linear.merge7/(x+4)^2