x^2 -12x+35
a) (x-6)^2 - 1
b) (x-5)*(x-7)
Объяснение:
a) x^2 -12x+35 = x^2 -12x+36 -1
x^2 -12x+36 = (x-6)^2
(x-6)^2 -1
b) x^2-5x-7x+35
x(x-5)-7(x-5)
(x-5)(x-7)
x^2 -12x+35
a) (x-6)^2 - 1
b) (x-5)*(x-7)
Объяснение:
a) x^2 -12x+35 = x^2 -12x+36 -1
x^2 -12x+36 = (x-6)^2
(x-6)^2 -1
b) x^2-5x-7x+35
x(x-5)-7(x-5)
(x-5)(x-7)