Question

(2) 4a²b²c - 12abc2. factrories​

Answer 1

4a  

2

+9b  

2

+c  

2

−12ab−6bc+4ac

=(2a)  

2

+(3b)  

2

+(1c)  

2

−2(2a)(3b)−2(3b)(1c)+2(2a)(1c)

=(2a+3b−c)  

2