Trigonometri: Perbedaan antara revisi
Konten dihapus Konten ditambahkan
k r2.7.2) (bot Menambah: jv:Trigonomètri |
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Baris 18:
== Hubungan fungsi trigonometri ==
:<math>\tan A = \frac{\sin A}{\cos A}\,</math>▼
:<math>\cot A = \frac{1}{\tan A} = \frac{\cos A}{\sin A}\,</math>
:<math>\sec A = \frac{1}{\cos A}\,</math>
:<math>\csc A = \frac{1}{\sin A}\,</math>
== Identitas trigonometri ==
:<math>\sin^2 A + \cos^2 A = 1 \,</math>
Baris 23 ⟶ 33:
:<math>1 + \tan^2 A = \frac{1}{\cos^2 A} = \sec^2 A\,</math>
:<math>1 + \cot^2 A = \frac{1}{\sin^2 A} = \csc^2 A \,</math>
▲:<math>\tan A = \frac{\sin A}{\cos A}\,</math>
== Penjumlahan ==
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