Question

Dividing x51 + 1 by x – 1, the remainder is a) o (b) 1 (c) 2 (d)-1​

Answer 1

Answer:

1

Let p(x) = x51 + 51 . …(i)

When we divide p(x) by x+1, we get the remainder p(-1)

On putting x= 1 in Eq. (i), we get p(-1) = (-1)51 + 51

= -1 + 51 = 50

Hence, the remainder is 50.