Class 11 Maths Chapter 3: Trigonometric Functions - Miscellaneous Exercise | Complete Solutions

Master the Miscellaneous Exercise of Chapter 3 Trigonometric Functions with this comprehensive guide from Infinix Classes! 📚 Designed for Class 11 students by Faiz Sir, this video covers challenging problems, step-by-step solutions, and tips for excelling in this crucial topic. Whether you're preparing for CBSE, ISC, or other state boards, this session ensures a clear understanding of concepts like trigonometric identities, transformations, and equations. ✅ Perfect for revision and scoring high in exams! . .. ... Contact us for your doubt : Mail : [email protected] Youtube :    / @infinixclasses   Instagram : https://www.instagram.com/infinixclas... Facebook : https://www.facebook.com/profile.php?... . .. ... Previous Link :    • miscellaneous examples | class 11 maths ch...   Previous Link :    • exercise 3.4 | class 11 maths chapter 3 | ...   Previous Link :    • Trigonometric Equations - Class 11 CBSE Ma...   Previous Link :    • complete exercise 3.3 | class 11 maths cha...   . .. ... कक्षा 11 गणित अध्याय 3 त्रिकोणमिति फलन के विविध अभ्यास को इस गहन गाइड के साथ आसानी से समझें। 📘 यह वीडियो सभी महत्वपूर्ण सवालों को हल करता है और बोर्ड परीक्षा में अधिक अंक प्राप्त करने में मदद करता है। #Class11Maths #TrigonometricFunctions #MiscellaneousExercise #MathSolutions #Trigonometry #CBSEClass11 #ISCMaths #MathPreparation #BoardExamTips #MathGuidance #कक्षा11गणित #त्रिकोणमिति #गणितसमाधान #विविधअभ्यास #सीबीएसईगणित #परीक्षातैयारी #बोर्डपरीक्षा #गणितमार्गदर्शन #त्रिकोणमिति_समझें #गणितकीतैयारी . .. ... trigonometric function trigo unit circle examples before exercise 3.3 exercise 3.3 trigo miscelleneous exercise full solution sign of trigonometric functions domain and range of trigonometric functions trigonometric identity exercise 3.2 trigo examples trigonometric functions trigo classroom videos trigo class 11 ncert class 11 ncerts maths trigo introduction chapter 3 class 11 hots class 11 ncert maths ncert exemplar class 11 maths solution class 11 rd sharma examples of exercise 2.3 class 11 maths class 11 ncert solution class 11 trigonometric functions solutions trigonometric functions solutions trigonometric function class 11 maths ncert solution class 11 cbse board maths solution ncert trigo solutions trigonometric functions questions codomain domain range of trigonometric function maths solution maths trigonometric function solution infinix classes maths by faiz sir faiz sir infinix classes ncert solution of maths class 11 cbse cbse class 11 solution cbse class 11 maths solution mathematics solution trigonometry class 11 ncert class 11 maths complete solution class 11 maths ncert full solution full solution of trigonometric functions sum and difference of two angles trigonometric equations trigonometric equation from function exercise 3.4 exercise 3.4 solution miscellaneous miscellaneous examples examples solutions theorems proof . .. ... Prove that: 1. 2 𝑐𝑜𝑠 𝜋/13 𝑐𝑜𝑠 9𝜋/13+𝑐𝑜𝑠 3𝜋/13+𝑐𝑜𝑠 5𝜋/13=0 2. (sin 3x + sin x) sin x + (cos 3x – cos x) cos x = 0 3. (cos x + cos y)2 + (sin x – sin y)2 = 4 cos2(x + y)/2 4. (cos x – cos y)2 + (sin x – sin y)2 = 4 sin2(x - y)/2 5. sin x + sin 3x + sin 5x + sin 7x = 4 cos x cos 2x sin 4x 6. ((𝑠𝑖𝑛7𝑥+𝑠𝑖𝑛5𝑥)+(𝑠𝑖𝑛9𝑥+𝑠𝑖𝑛3𝑥))/((𝑐𝑜𝑠7𝑥+𝑐𝑜𝑠5𝑥)+(𝑐𝑜𝑠9𝑥+𝑐𝑜𝑠3𝑥))=𝑡𝑎𝑛6𝑥 7. sin3x + sin2x – sinx = 4 sinx cos x/2 cos 3x/2. Find sin x/2 , cos x/2 and tan x/2 in each of the following : 8. tan x = − 4/3 , x in quadrant II 9. cos x = − 1/3 , x in quadrant III 10. sin x = 1/4 , x in quadrant II . .. ... . .. ...