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sin 40 = 0,642
cos 34 = 1/sin34 = 1,788
1.log 50 = log (100/2)
= log 100 - log 2
= log 10²- log 2
= 2 - 0,3010
= 1,6989
nomor 2 dan nomor 3 sin 40° = cos (90 -40)
sin 40 = 0.6427
nomor 4 dan nomor 5 cosec 34° = sec(90 - 34)
cosec 34° = sec 56°
soal yang mungkin serupa :
brainly.co.id/tugas/166449
Mapel : Matematika
Kelas : X
Kata Kunci : Logaritma & Trigonometri
Kode soal : 10.2.6
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