RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 7. Values of Trigonometric Functions at Sum of Difference of Angles

Subject: Maths - Class 11th

Q. No. 14 of MCQ

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14

Mark the correct alternative in the following:

If sin (π cos x) = cos (π sin x), then sin 2x =


sin(π cos x)=cos(π sin x)




Put n=0



,


,


Take square both side


,


,

Chapter Exercises

Exercise 7.1
Exercise 7.2
Very Short Answer
MCQ

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18

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