Question

ajutor..Va rog.descompuneti in factori ​

Answer 1

Răspuns:

Explicație pas cu pas:

(x+1)²-(y-2)²-(x+1-y+2)(x+1+y-2)=(x-y+3)(x+y-1)

9a²-(x-3)²= (3a-x+3)(3a+x-3)

(x+2)²-16y²= (x+2-4y)(x+2+4y)

(6x-1)²-49a²=(6x-1-7a)(6x-1+7a)

(x-7y)²- (a-3b)²=(x-7y+a-3b)(x-7y-a+3b)

(x+√5)²-(y-√2)²=(x-y+√5-√2)(x+y+√5+√2)