Question

Find the remainder when f(x) is divided by (x - k)

f(x) = 3x4 + 11x3 + 2x2 - 7x + 61; k = 3

Answer 1

Do you know how to do synthetic division?

Answer 2

kind of, i tried it and got the remainder of 598

Answer 3

Me too! Sounds correct.

Answer 4

alright sweet! i know how to do these things, im just really iffy on the validity of my work

Answer 5

good luck!

Answer 6

thanks!

Answer 7

you can plug 3 into the equation where you see x , the result is the required remainder .

Answer 8

got what I mean? for example , if ( just example) f(3) = 5 , so 5 is remainder of f(x)/x -3

Answer 9

ohh, i see what you are saying! thanks loser! lol

Answer 10

ok, it's quite easy and you can check, 100% right and no need to take long division or synthetic.