evaluate cos 12 - sin 78
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Answered by
1
Answer:
0.32987550274
Step-by-step explanation:
Evaluate cos 12 - sin 78 = 0.32987550274
Answered by
3
Answer:
cos12 =sin(90−12) =sin78 So, cos(12 )−sin(78 )=sin(78 )−sin(78 )=0
Step-by-step explanation:
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