Jawabanmu

2014-09-07T22:34:32+07:00
W = w0 + at
w = -2,9 + (1,86) (2)
w = 0,82 rad/s

teta = teta awal . t + 1/2 a t^2
= (4,2) (3) + 1/2 (1,86) (3)^2
= 12,6 + 8,37
= 20,97 rad


cmiiw yaa... maaf.
semoga bermanfaat