मराठी

Sin 43° cos 47° + cos 43° sin 47° = ?

Advertisements
Advertisements

प्रश्न

sin 43° cos 47° + cos 43° sin 47° = ?

पर्याय

  • 0

  • 1

  • sin 4°

  • cos 4°

MCQ
Advertisements

उत्तर

1

Explanation:

Given expression = sin 43° cos (90° – 43°) + cos 43° sin (90° – 43°)

= sin 43° · sin 43° + cos 43° · cos 43°

= sin2 43° + cos2 43°

= 1

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Trigonometric Ratios of Some Complemantary Angles - MULTIPLE-CHOICE QUESTIONS (MCQ) [पृष्ठ ५९३]

APPEARS IN

आर. एस. अग्रवाल Mathematics [English] Class 10
पाठ 12 Trigonometric Ratios of Some Complemantary Angles
MULTIPLE-CHOICE QUESTIONS (MCQ) | Q 6. | पृष्ठ ५९३
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×