Question

9. Scoateţi factorul comun: a) 7x(x + 2) + (x + 2)2 - 3(x + 2); b) (y + 3)(y + 2) + 4(y + 3)2 - 4y(y + 3); c) 0 + 5)(3y - 7) - (y + 5)(4y - 2) + 3y + 5); d) (3x - 5)2-(3x - 5)(2x - 1) + 6x( 3x - 5); e) (5r - 4)(3x - 2)2-(3x - 2)2 + 2(x + 4)(3x - 2)2; 1) (4y - 5z)(2y + 2) - (3y - z)(5z - 4y) + (5z - 4y)?​

Answer 1

Sper sa intelegi) pe poza am scris tot