Index
Exercises
Services
Exercise
information
strategy
rules
examples
derivations
test report
Exercise algebra.manipulation.rational.simplify
Description
simplify a rational expression (with a variable in a divisor)
Derivation
Final term is not finished
(x+1)*(x-1)/((x+2)*(x+1))+(-x^2-6*x-8)/((x+2)*(x+1))