Question

factorizar 2ab+2a-b-1
factorizar 4m2 -20am
factorizar ((a+1) (a-1) -2 (a-1)​

Answer 1

2ab+2a-b-1

2a(b+1) - (b+1)

(b+1)(2a-1)

4m² -20am

4m(m+5a)

(a+1) (a-1) -2 (a-1)​

(a-1)[(a+1)-2]

(a-1)[a+1-2]

(a-1)(a-1)

Eternamente axllxa