sec a . tan (90 - a)
= sec a . cot a
= 1/cos a . cos a / sin a
= 1/sin a
= cosec a
Terbukti
Kelas 10
Pelajaran Matematika
Bab 6 Trigonometri Dasar
Kata kunci : -
Kode kategorisasi : 10.2.6
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sec a . tan (90 - a)
= sec a . cot a
= 1/cos a . cos a / sin a
= 1/sin a
= cosec a
Terbukti
Kelas 10
Pelajaran Matematika
Bab 6 Trigonometri Dasar
Kata kunci : -
Kode kategorisasi : 10.2.6