Answers

The Brainliest Answer!
2015-02-15T14:16:44+05:30
Firstly take 3  common ...solving it by middle term spliting method we get x=4 and another is 0....i hope it is correct ...plz check it

1 5 1
2015-02-15T20:10:03+05:30
3xsquqre-9x-12
3x-12x+3x-12=0
3x9(x-4)+3(x-4)=0
3x+3=0           x-4=0
x=1,4
0