(cos 60°)^^- (sin 60°)^^
Matematika
cally20
Pertanyaan
(cos 60°)^^- (sin 60°)^^
2 Jawaban
-
1. Jawaban LordRicky
(1/2)^2 - (akar3 /2)^2
1/4 - 3/4
-2/4 = -1/2 -
2. Jawaban DeveIoper
cos 60= 1/2 sin 60 1/2✓3