cos 75° × cos 15° + sin 75° × sin 15°
Matematika
Hbm014
Pertanyaan
cos 75° × cos 15° + sin 75° × sin 15°
1 Jawaban
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1. Jawaban vikatiora17
0cos(75xcos(15+sin(75xsin(15)=0
-4:2=-2
-2-0=-2
-1x-2=2
3:-3=-1
-1-2=-3
2--1=3
550+25=575
11x25=275
*maafklosalah