Question

If x21+21 is divided by x-1 , what will be the remainder?

Answer 1

21x +21 is divided by x-1 that will be remainder is +42

Answer 2

Step-by-step explanation:

Here, x -1 =0

=> x = 1

now, x21 + 21

= 1 . 21 + 21

= 21 +21

= 42 //