1.)(3x+4)(2x+9)+(4x+2)(3x+6) 2.)(5x-3)(2x+3)-(x+2)(5-x) svp urgent.... Pergunta de ideia demarie131

January 2021 1 55 Report

1.)(3x+4)(2x+9)+(4x+2)(3x+6)
2.)(5x-3)(2x+3)-(x+2)(5-x)
svp urgent

khawla8 1/(3x+4)(2x+9)+(4x+2)(3x+6) = 6x²+27x+8x+36+12x²+24x+6x+12
= 18x²+65x+48
2/ (5x-3)(2x+3)-(x+2)(5-x)= 10x²+15x-6x-9-5x+x²-10+2x =11x²+6-19