Question

what are the factors of r^3
+4r

Answer 1

take commons.

Answer 2

r^3 + 4r

r(r^2 + 4)

Answer 3

r(r^2+4),r=0, r1=2i,r2=-2i

Answer 4

there are going to be three solutions one is real which is zero other ones are imaginary

Answer 5

you are right @ MeEngr

Answer 6

lol, you asked for factors.

Answer 7

i am sorry

Answer 8

im not wrong either.

Answer 9

you did not factorize completely

Answer 10

same thing.
then that will be imaginory.

Answer 11

(sp)