Simplify: (x+2)2−(x+1)2(x+2)^2 - (x+1)^2(x+2)2−(x+1)2.
2x+32x + 32x+3
2x+52x + 52x+5
1
2x2+6x+52x^2 + 6x + 52x2+6x+5