हिंदी

Which identity is used for \(\sin^3 x\)?

Advertisements
Advertisements

प्रश्न

Which identity is used for \(\sin^3 x\)?

विकल्प

  • \(\sin 3x = 3\sin x - 4\sin^3 x\)

  • \(\sin^3 x = 3\sin x - 4\sin 3x\)

  • \(\sin 3x = 3\sin x + 4\sin^3 x\)

  • \(\cos 3x = 3\cos x - 4\cos^3 x\)

MCQ
Advertisements

उत्तर

The triple-angle identity \(\sin 3x = 3\sin x - 4\sin^3 x\) contains \(\sin^3 x\). It can be rearranged when integrating a cubic power of sine.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×