SKAWPid SKAWPid Matematică a fost răspuns Ajutati-ma la ex. datea) (2x-1)(x-2)(2x²+7x+2)=-20x²b) (x-4)(x+5)(x+10)(x-2)=18x²c)[tex] \frac{x^2+4x+4}{x+4} [/tex] - [tex] \frac{2x+6}{x+2} [/tex]=[tex] \frac{x^2+x+1}{x+1} [/tex]-[tex] \frac{2x+9}{x+3} [/tex]