Question

Factorize : $a^{2}$ - bc - ac + ab

Answer 1

Answer:

a = - b or a = c

Step-by-step explanation:

a ^2 -ac -bc +ab =0

a(a-c)+b(-c+a)=0

(a+b)(a-c)=0

a = - b or a = c

Answer 2

Step-by-step explanation:

a2-bc--ac-ab

=a2-bc-ab-ac

=(a×a-a×b)-(a×c+b×c)

=a(a-b)-c(a+b)

=(a-b)(a-c)

hope its help

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