- у - 2 7.23. 1) 1 (у - 5)(y + 2) 3 11y + 12 10 = 2- - 3 10 - y - 2) у2 + 3 у 5 3у2 + 8 у 14 2 2 1 7.24. 1) (х + 3)2 (x - 3)2 + 3x = ; 2 4 8 (3x – 4) - + 2) + (х - 1)(2х - 5) 2 1 = (x + 2)2 5 5 3) (x - 7)(x - 3) 2 2х + 8 5 6x - (5х - 3)2 2 - 1 + x + x2 x + 9 4) ) 11 - 14x + 3x2 14 + 5 2 64