Jawabanmu

2013-12-03T20:35:38+07:00
Resultan dari 2 vektor = 
= \sqrt{V1^{2} +  V2^{2} + 2. V1 . V2. Cos 60}
= \sqrt{4^{2} +  3^{2} + 2. 4 . 3.  1/2}
= \sqrt{16 + 9 + 24 .  1/2}
= \sqrt{16 + 9 + 12}
= \sqrt{37} cm