मराठी

Calculate the value of A, if (cosec 2A - 2) (cot 3A - 1) = 0

Advertisements
Advertisements

प्रश्न

Calculate the value of A, if (cosec 2A - 2) (cot 3A - 1) = 0

बेरीज
Advertisements

उत्तर

( cosec 2A – 2) (cot 3A – 1) = 0
cosec 2A – 2 = 0  and cot 3A – 1 = 0
cosec 2A = 2 and cot 3A = 1
cosec 2A = cosec 30° and cot 3A = cot 45°
2A = 30° and 3A = 45°
A = 15° and A = 15°

shaalaa.com
Trigonometric Equation Problem and Solution
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 21: Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals] - EXERCISE 21 (E) [पृष्ठ ३२८]

APPEARS IN

सेलिना Concise Mathematics [English] Class 9 ICSE
पाठ 21 Trigonometrical Ratios [Sine, Consine, Tangent of an Angle and their Reciprocals]
EXERCISE 21 (E) | Q 3. (v) | पृष्ठ ३२८
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×