Question

Use the Remainder Theorem to find the remainder for
f(x) = -4x^3 + 5x^2 + 8 divided by x + 3
i need help in which one to pick
161
-55
55
-161

Answer 1

use synthetic division and divide x+3,

or

simply put x = -3 in f(x)

Answer 2

so its 55

Answer 3

?

Answer 4

sorry for horrible computer mouse writing but I think that's it.