1.

Factorize ( 3ab + 12b )​

Answer»

ANSWER:

(3a+12b)=0

3b(a+4)=0

a+4=0÷3b

a+4=0

a=-4

substitute a=-4 in the EQUATION

B = 3×-4b + 12b

b = -12b+12b

b=0



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