(5x-3)²= (7x-9)²= (3x+5)² =(11x-1)= (6x-4x) =(5x-1)(3x+5) - вопрос №136044485379351116451353535 от Kristina2005fomina 22.08.2020 13:38

Question

Алгебра: (5x-3)²= (7x-9)²= (3x+5)² =(11x-1)= (6x-4x) =(5x-1)(3x+5) = (3x-5)(3x+5) = 49x²-16 =36x²-25

Kristina2005fomina · Answer

(5x-3)²=25х²-30х+9(7x-9)²=49х²-126х+81(3x+5)² =9х²+30х+25(11x-1)²= 121-22х+1(6x-4x)²36х²-48х+16х² =(5x-1)(3x+5) = 15х²+(25-3)х-5= 15х²+22х-5(3x-5)(3x+5) = 9х²-2549x²-16 =(7х-4)(7х+4)36x²-25=(6х-5)(6х+5)...