Question

Evaluate=Cos 48°- Sm 42°​

Answer 1

Step-by-step explanation:

We know that, cos (90° − θ) = sin θ. So, cos 48° – sin 42° = cos (90° − 42°) – sin 42° = sin 42° – sin 42° = 0 Thus the value of cos 48° – sin 42° is 0

Answer 2

Step-by-step explanation:

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