Math, asked by tarun4500, 1 year ago

Sin 105 degree + cos 105 degree is equal to

Answers

Answered by Rohit78691
6
Hyy dear
here is your answer

sin 105° + cos 105° = cos 45°

solution:-

LHS = sin 105° + cos 105°

= cos 15° – sin 15°  [sin (90° + θ) = cos θ,

cos (90° + θ) = – sin θ]

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