Jawab:
1. -sin 60°
= -1/2√3
2. cos 60°
= 1/2
3. -cos 60°
= -1/2
(no 3 ga terlalu yakin)
Penjelasan dengan langkah-langkah:
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Jawab:
1. -sin 60°
= -1/2√3
2. cos 60°
= 1/2
3. -cos 60°
= -1/2
(no 3 ga terlalu yakin)
Penjelasan dengan langkah-langkah: