Math, asked by meghanayewle1904, 2 months ago

3sin25°-4sin³25° =sin_____​

Answers

Answered by rkcomp31
1

Answer:

Step-by-step explanation:

We know that 3sinA-4sin³A=sin3A

Thus

3sin25°-4sin³25°=sin(3*25°)=sin75°

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