Question

if p(x) = x३ +२x+ १ is divided by (x-२) then the remainder is​

Answer 1

Answer:

remainder is 17

Step-by-step explanation:

p(x)=6x+2x+1

x-2=0

x=2

put x=2 in p(x)

p(2)=6(2)+2(2)+1

=12+4+1

=17. (by factor theoram)

hence, 17 is the remainder

Answer 2

Step-by-step explanation:

x-2)x^3+2x+1(x^2+2x+6

x^3-2x^2

- +

__________

0+ 2x^2+2x

2x^2-4x

- +

_______________

0+6x+1

6x-12

- +

____________

0 +13

remainder =13