5 sec 540°+4 cos 630-3 cot 450 +sin 360 =
Matematika
rah4mawantynur
Pertanyaan
5 sec 540°+4 cos 630-3 cot 450 +sin 360 =
1 Jawaban
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1. Jawaban bapakdr
5 sec (360 + 180) + 4 cos (360+270) - 3 cot (360 + 90) + sin 360
= 5 sec 180 + 4 cos 270 - 3 cot 90 + sin 360
= 5(-1) + 4(0) - 3 (0) + 0
= -5