Q. If cos(A-B) - cos(A+B) = x, then the value of x is
A) 2cosAcosB
B) 2sinAsinB
C) 2sinAcosB
D) 2cosAsinB
✔ Correct Answer: 2sinAsinB
Exam Insight
-
Related Questions
See also
Article
- Justice B.R. Gavai Set to Become the 52nd CJI
- National , Bihar Current Affairs December 27, 2024- Key Updates for Competitive Exams
- Gandhi: A Life in Three Campaigns - Understanding M.J. Akbar’s Insightful Biography of the Mahatma
- RBI मौद्रिक नीति अगस्त 2025 | UPSC/PSC के लिए करेंट अफेयर्स हिंदी में
- Indian Navy SSC Executive (IT) – January 2026 Course (ST‑26)
- BPSC में Current Affairs के प्रमुख क्षेत्र
- Lead with Pride: Join the Indian Army through TGC-142 – January 2026
- Cross Site Scripting (XSS) Checkup - Security Vulnerabilities & Prevention
- Bihar's daughter Alankrita Sakshi, Ex-Wipro employee got placed in Google with 60 lakh package.
- Sequence and Series – Important Formulas (Complete Chapter Notes)
- विश्व का सबसे बड़ा सहस्रलिंगम शिवलिंग कहाँ है? | बिहार के पूर्वी चंपारण में
- भारत की पहली खुली समुद्री मछली पालन परियोजना जनवरी 2026 में अंडमान सागर में शुरू
- बिहार कालाजार मुक्त अभियान 2027: WHO प्रमाणन की दिशा में बड़ा कदम
- माधव गाडगिल पैनल और पश्चिमी घाट: पर्यावरण संरक्षण की दिशा में ऐतिहासिक रिपोर्ट
- Laapataa Ladies- Our Ravi Kishan Ji - Jagab ke look | Aamir Khan Productions Entertainment News
- BPSC 70th Answer Key 2024: बीपीएससी 70वीं पीटी परीक्षा की आंसर की जारी, ऐसे करें चेक
- New Chief Justice of India 2025 — Justice Surya Kant
- WBPSC Clerkship Result 2024, Cut Off and Merit List
- Amir-i-Tuzuk Meaning in Mughal Court – अमीर-ए-तुजुक कौन था और उसकी भूमिका क्या थी?
- प्रधानमंत्री विकसित भारत रोजगार योजना (PM-VBRY) 2025: पात्रता, लाभ, आवेदन प्रक्रिया और पूरी जानकारी
- भारत में डिजिटल डिवाइड: ग्रामीण और शहरी भारत के बीच तकनीकी असमानता
- Mecca Pact 2026: Saudi Arabia, Pakistan और Türkiye Agreement
- Khakee: The Bengal Chapter – Everything You Need to Know
- भारत–यूरोपीय संघ मुक्त व्यापार समझौता (FTA) क्या है? | Current Affairs Analysis in Hindi
- Uruguay's New President Yamandu Orsi
- Govt of India Appointed ONGC New Director Arunangshu Sarkar
- Ningol Chakouba Festival: A Celebration of Love and Bonding in Manipur
- Upcoming Blockbuster Movies of 2025: Must-Watch Releases for Every Genre
- Important Days 2026: जनवरी से दिसंबर तक सभी महत्वपूर्ण दिवस
- President Joe Biden drops out his name from 2024 US presidential election, Biden proposed Kamala Harris name for the president election.
- Maldives again comes in relationship with India- S Jaishankar and president Mohamed Muizz meet together on 9 Aug.
- Revolutionizing Tuberculosis Screening: The Role of AI-Powered Diagnostic Tools
- Test Articles Post on Page with some media
- डॉ. एम. रविचंद्रन बने MoES सचिव: जानिए पूरी जानकारी
- गुजरात पिथोरा पेंटिंग GI टैग: जानिए पूरी जानकारी
- India e-Visa: 11 नए Entry Ports जोड़े गए
- Ambani's Reliance Industries layoffs approx 42000 employees, is in news.
- DEADPOOL & WOLVERINE - Releasing On 25 July 2024
- ताइवानी साहित्य के लिए ऐतिहासिक क्षण: ‘ताइवान ट्रैवलॉग’ ने जीता इंटरनेशनल बुकर प्राइज 2026
- क्या है 'One Nation, One Election' और कैसे काम करेगा | Proposal Accepted- INDIA NEWS
Post
- Which among the following incidents established th
- Who has the authority to increase the number of ju
- The Battle of Buxar was fought between British Eas
- Q. Who is the current President of Sri Lanka as
- B H Academy A sought after institute for CBSE MPC,
- In which tribe is the practice of polygamous m
- Prem Singh Tamang became the Chief Ministe
Job
Info
- B. Arunish Chawla - Contact Information and Professional Profile
- B.R. Ambedkar's Wife, Ramabai Ambedkar: A Life of Strength and Sacrifice
- Ancient Writing Systems: Cuneiform, Hieroglyphs & Evolution
- Decipherment Challenges: Unlocking Ancient Scripts & Codes
- Droupadi Murmu's Education: Journey from Teacher to President
- Reverse Repo Rate Explained: Understanding its Role in Monetary Policy
- The Solar System: Exploring Our Cosmic Neighborhood of Planets and Stars
- Decipherment: Unlocking Ancient Scripts & Lost Languages
- Understanding the Universal Language of Music: Decoding Musical Notes
- 33-最新モデル：革新技術と洗練されたデザインの融合
📚 Explore Knowledge
Browse Articles by Category
Explore educational articles, current affairs, science, technology, history, politics, business and hundreds of learning resources organized into categories.
39
Categories
📘
International Relation
📘
World News
📘
India News
📘
Current Affairs General Awareness
📘
Entertainment
📘
Sports
📘
Movies
📘
Food
📘
Technology
📘
Games
📘
Shopping
📘
Business
📘
Health
📘
Politics
📘
History
📘
Geography
📘
Science And Technology
📘
Social
📘
Reviews (Books, Movies, Music, Etc.)
📘
Career
📘
Education
📘
Research
📘
News
📘
Blog
📘
Research Journals
📘
Documentary
📘
Cybersecurity
📘
Space
📘
Environment
📘
Medicine
📘
Economics
📘
Literature
📘
Philosophy
📘
Religion
📘
Arts And Culture
📘
Beauty
📘
Fashion
📘
Travel
📘
Other
🎯 Popular Topics
Explore the most searched educational topics.
🚀 Find Jobs by State & Department
Explore Sarkari Jobs, Admit Cards & Results easily on TutorliV
🔥 Popular Job Categories
UPSC
SSC
POLICE
DEFENCE
BANK
SPSC
JUDICIARY
AllIndia
ANDHRA PRADESH
ARUNACHAL PRADESH
ASSAM
BIHAR
CHHATTISGARH
GOA
GUJARAT
HARYANA
HIMACHAL PRADESH
JAMMU AND KASHMIR
JHARKHAND
KARNATAKA
KERALA
MADHYA PRADESH
MAHARASHTRA
MANIPUR
MEGHALAYA
MIZORAM
NAGALAND
ODISHA
PUNJAB
RAJASTHAN
SIKKIM
TAMIL NADU
TELANGANA
TRIPURA
UTTARAKHAND
UTTAR PRADESH
WEST BENGAL
ANDAMAN AND NICOBAR
CHANDIGARH
DADRA AND NAGAR HAVELI
DAMAN AND DIU
DELHI
LAKSHADWEEP
PUDUCHERRY
📚 Subject-wise MCQs Practice
Practice topic-wise MCQs for competitive exams like SSC, UPSC, Banking & more.
General Knowledge
Mathematics
Reasoning
Physics
Chemistry
English
General Science
Biology
Indian History
World History
Indian Geography
World Geography
Polity
Economics
Sociology
Political Science
Sports
Famous Places
Awards and Honours
Famous People
Day and Event
Books and Authors
Current Affairs
Computer Knowledge