Mathematics · Trigonometry

सूत्र cos(A + B) = cos A cos B - sin A sin B का उपयोग करके, cos 75° का मान ज्ञात कीजिए।

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

√6 - √2 4

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length Mathematics mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Trigonometry?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Mathematics · Trigonometry

What is the approximate degree measure corresponding to 1116 radians?

Which of the following pairs of angles are coterminal?

In a plane triangle ABC, if side lengths a, b, and c are in Arithmetic Progression, then a cos2(C2) + c cos2(A2) is equal to:

सूत्र cos(A + B) = cos A cos B - sin A sin B का उपयोग करके, cos 75&deg; का मान ज्ञात कीजिए।