please tell fast

Asked by pranavjain | 16th Jan, 2010, 12:56: PM

Expert Answer:

P(x)= x3+ax2+bx+6

   remainder -3   Divisor: (x-3)

P(3)= 27+9a+3b+6 =3

3a+b+10.=0 ....(i)

P(2)=0

8+4a+2b+6=0

2a+b+7=0....(ii)

Solving (i) and (ii) we get

a=-3 b=-1

 

Answered by  | 16th Jan, 2010, 01:09: PM

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