Find a if the remainder is a when x cube + 3x squar - ax + 3 is divided by x-2

Asked by zeeshan ali | 8th Dec, 2012, 05:35: PM

Expert Answer:

if f(X) gives a remainder a when divided by x-2 then f(X)-a will have x-2 as a factor or x=2 will satisfy it.
 
therefor, x cube + 3x squar - ax + 3-a will be satisfied by x=2
or 8+12-2a+3-a=0
or a=23/3

Answered by  | 10th Dec, 2012, 02:08: AM

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