Prove that: cos55° +sin55° = √2 cos10°
Answer:
You need to know these following things to be able to solve such questions and get the value of given compound angles.
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cos55° + sin55° = √2 cos10° | Prove | Trigonometric Ratios of Compound Angles | Trigonometry | Sci-Pi
You need to know these following things to be able to solve such questions and get the value of given compound angles.
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