Question

x^3 +4x -5 = 0 solve for x

Answer 1

by inspection x = 1 is one root
1^3 + 4(1) - 5 = 0

Answer 2

x=1, 1/2+(sqrt. of 19)/2 i, 1/2-(sqrt. of19)/2 i

Answer 3

@eunicorn - please explain how you obtained your answer

Answer 4

I used my calculator :)))

Answer 5

I did synthetic division at first, so I ended up with x^2-x-5 :)

Answer 6

Openstudy rules requires this Just giving the answer does little to help the questioner.

Answer 7

Okay, thank you for telling me cuz I'm just new here :)

Answer 8

yw