simplify (x^2+2x+1)/(x+1)
Let's reduce: x2 + 2x + 1x + 1
We first try to factorize the numerator
Let's factorize in : x2 + 2x + 1
You can rephrase the expression into: (x + 1)2
With the new factorized numerator, we try to simplify the new quotient: (x + 1)2x + 1
Answer:   x + 1