Answers

The Brainliest Answer!
2014-07-05T20:04:41+05:30
P(x)=ax²-3(a-1)x-1
we know P(1)=0
a (1)²-3(a-1)·1-1=0
a-3(a-1)-1=0
a-3a+3-1=0
-2a+2=0
-2a=-2
a=1
2 4 2