Question

what is the remainder obtained when (x to the power 7 + 9x to the power 5 + 5x to the power 3 + x-1 ) is divided by (x-1) ?​

Answer 1

Step-by-step explanation:

x^7 +9x^5 +5x^3 +x-1

equate x-1=0

X=1

put x=1 in equation

1+9+5+1-1

10+5+0

15 is answer