cos (180 - x²)°= cos 53° hp nya gaiiisss
Matematika
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Pertanyaan
cos (180 - x²)°= cos 53° hp nya gaiiisss
1 Jawaban
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1. Jawaban SadonoSukirno
180 - x² = 53
180 - 53 = x²
127 = x²
x² = 127
x = √127