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    Mathematics
  3. Study Set
    Precalculus Graphical Numerical Algebraic
  4. Exam
    Exam 5: Analytic Trigonometry
  5. Question
    Prove the Identity\(\sin 3 x=4 \sin x \cos ^{2} x-\sin x\)
Solved

Prove the Identity sin⁡3x=4sin⁡xcos⁡2x−sin⁡x\sin 3 x=4 \sin x \cos ^{2} x-\sin xsin3x=4sinxcos2x−sinx

Question 2

Question 2

Essay

Prove the identity:
sin⁡3x=4sin⁡xcos⁡2x−sin⁡x\sin 3 x=4 \sin x \cos ^{2} x-\sin xsin3x=4sinxcos2x−sinx

Correct Answer:

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