Question

when a polynomial f(X) is divided by (x-1), the remainder is 5 and when it is divided by (x-2), the reminder is 7. Find the remainder when it is divided by (x-1)(x-2).​

Answer 1

x-1=0

x=1

x-2=0

x=2

solve: (x-1) (x-2)

(5-1) (7-2)

4 x 5

20 (ans)

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