Simplify: frac2x2−2x2+2x+1\\frac{2x^2 - 2}{x^2 + 2x + 1}frac2x2−2x2+2x+1 (assume xneq−1x \\neq -1xneq−1).
frac2(x−1)x+1\\frac{2(x-1)}{x+1}frac2(x−1)x+1
frac2(x+1)x−1\\frac{2(x+1)}{x-1}frac2(x+1)x−1
2(x−1)2(x-1)2(x−1)
frac2x+1\\frac{2}{x+1}frac2x+1