मराठी

Evaluate: Sin2 35° - Cos2 55°

Advertisements
Advertisements

प्रश्न

Evaluate: sin2 35° - cos2 55°

बेरीज
Advertisements

उत्तर

sin2 35° - cos2 55°
= sin2 35° - [cos(90° - 35°)]2
= sin2 35° - sin2 35°
= 0

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 21: Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals] - EXERCISE 21 (F) [पृष्ठ ३३४]

APPEARS IN

सेलिना Concise Mathematics [English] Class 9 ICSE
पाठ 21 Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals]
EXERCISE 21 (F) | Q 3. (ii) | पृष्ठ ३३४
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×