Question

plzzzzzzzz help me answer this question .Simplify the following without using tables( use trigonometric ratios) Note √a×√a=a 1. sin 30° cos 30 ° 2. 3 cos 30°+ cos 60° 3. tan 45° + cos 45° sin 45° 4. sin 60° cos 30°+ sin 30° cos 60° 5. cos² 60° + sin² 60° ( sin theta × sin theta is written as sin² theta )

Answer 1

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