2∫2x^3dx+∫5x^2+∫-3xdx+∫7dx 2((1/4)x^4+C)+5((1/3)x+C)+∫-3xdx+∫7dx 2((1/4)x^4+C)+5((1/3)x^3+C)-3((1/2)x^2+C+7x+C (x^4/2)+(5x^3/3)-(3x^2/2)+7x+C Final: (1/4)x^4+(5/3)x^3-(3/2)x^2+7x+C There's my math for the day done.