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Sin(O+30) + cos(O+60)= cos 0 |
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Answer» 0 + 30 + cos 0 + 60 EQUAL to cos 0 MINS SIN 0 + 30 + 10 + 60 equal to cos 0 sin 0 + 30 + 50 + 60 equal to 90 cos 90 + 0 = 20 90 degree sin 90 equal to cos 9119 equal to 1 |
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