Question

x³+2x+1 is divided by x-2 then remainder is

Answer 1

Answer:

The remainder is 13

Step-by-step explanation:

Factor theorem states that,

When a polynomial P(x) is divided by $x-a$, then remainder is P(a)

Here, $P(x)=x^3+2x+1$ and $a=2$

Thus remainder $=P(2)=2^3+2(2)+1=8+4+1=13$