simplify (x^3+5x^2+5x-2)+(x+2)
(\(x^{3}+5 x^{2} +6x\))It's just simple addition.
(x³ + 5x² + 5x - 2) + (x + 2)x³ + 5x² + 5x + x - 2 + 2x³ + 5x² + 6x