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-1-sin2-a1tan2-a1

(1-sin^2 a)(1+tan^2 a)=1

Jawaban:

Tags

Pelajaran: Maths
Kelas: 10
Bagian: TRIGONOMETRI
Bab: Trigonometri
Topik: Identitas Trigonometri
Gambar: /M0363401j004.png