Precalc Question

Question

Given the function f(x) = x3 + 2x2 – 5x – 6, use synthetic division to find the value of f (1).

1. 8
2. −8
3. 0
4. 2

Answer 1

Set up for synthetic division:

1 | 1 2 -5 -6

1 3 -2

____________

1 3 -2 -8

The remainder for the solution is the answer, so 2. -8