tentukan nilai perbandingan trigonometri sudut berikut !! [tex]1. \sin \: {390}^{0} \\ 2. \cos {480}^{0} \\ 3. \tan( {580}^{0} ) \\ 4. \cot( {780}^{0} ) \\
Matematika
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Pertanyaan
tentukan nilai perbandingan trigonometri sudut berikut !!
[tex]1. \sin \: {390}^{0} \\ 2. \cos {480}^{0} \\ 3. \tan( {580}^{0} ) \\ 4. \cot( {780}^{0} ) \\ 5. \sec( {1110}^{0} ) [/tex]
plisss jawab sekarang !!
[tex]1. \sin \: {390}^{0} \\ 2. \cos {480}^{0} \\ 3. \tan( {580}^{0} ) \\ 4. \cot( {780}^{0} ) \\ 5. \sec( {1110}^{0} ) [/tex]
plisss jawab sekarang !!
1 Jawaban
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1. Jawaban bintang734
1.sin (360+30) = sin 30 = 1/2
2. cos (360+120) = cos 120 =-1/2