1/3 sin kuadrat alpa+1/3cos alpa=1/3
Matematika
imaa1234
Pertanyaan
1/3 sin kuadrat alpa+1/3cos alpa=1/3
1 Jawaban
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1. Jawaban daffamahendra1
1/3 sin2 a + 1/3 cos2 a = 1/3
1/3 (sin2 a + cos2 a) = 1/3
1/3 (1) = 1/3
1/3 = 1/3