11x^2 + 4x - 2We're asked to simplify the following:[tex]\sf (9x^2+5x-2)+(2x^2-x+4)[/tex]Step 1: Remove the parentheses.[tex]\sf 9x^2+5x-2+2x^2-x+4[/tex]Step 2: Rearrange the terms.[tex]\sf 9x^2+2x^2+5x-x-2+4[/tex]Step 3: Combine like terms.[tex]\sf 11x^2+4x+2[/tex]
Answer:(9x^2 + 5x - 2) + (2x^2 - x + 4)= 11x^2 + 4x + 2