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Created on: 2012-01-23

A sample problem solved by Quickmath web algebra solver

Command

Join fractions

Expression

2/(x+1)+2/(x-2)

  1. A sum comprising 2 terms. The 1st term of the sum is a fraction: the numerator of the fraction is two. The denominator of the fraction is a sum that consists of 2 terms. The 1st term of the sum is equal to x. The 2nd term of the sum is one. The 2nd term of the sum is equal to a fraction: the top of the fraction is two. The bottom of the fraction is a sum that comprises 2 terms. The 1st term of the sum is equal to x. The 2nd term of the sum is negative two.
  2. two divided by x plus one plus two over x plus negative two.

Result

2*(2*x-1)/((x+1)*(x-2))

  1. A fraction: the numerator of the fraction is a product containing 2 factors. The 1st factor of the product is equal to two. The 2nd factor of the product is equal to a sum of 2 terms. The 1st term of the sum is equal to a product containing 2 factors. The 1st factor of the product is equal to two. The 2nd factor of the product is x. The 2nd term of the sum is equal to negative one. The denominator of the fraction is a product that consists of 2 factors. The 1st factor of the product is equal to a sum of 2 terms. The 1st term of the sum is x. The 2nd term of the sum is equal to one. The 2nd factor of the product is equal to a sum that consists of 2 terms. The 1st term of the sum is x. The 2nd term of the sum is negative two.
  2. two times opening bracket two multiplied by x plus negative one closing bracket divided by open brace x plus one close brace times opening bracket x plus negative two closing bracket.