Question
Download Solution PDFयदि sec2A + tan2A = 3 है, तो cot A का मान क्या है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
sec2A + tan2A = 3
प्रयुक्त अवधारणा:
sec2 α - tan2 α = 1
गणना:
sec2A + tan2A = 3 ....(1)
sec2A - tan2A = 1 ....(2)
समीकरण (1) और (2) को हल करने पर,
sec2A + tan2A - sec2A + tan2A = 3 - 1 = 2
2tan2 A = 2
tan2 A = 1
इसलिए, tan A = √1 = 1
अब, cot A = 1/1 = 1
∴ Cot A का मान 1 है।
Last updated on Jul 15, 2025
-> This year, the Staff Selection Commission (SSC) has announced approximately 14,582 vacancies for various Group B and C posts across government departments.
-> The SSC CGL Tier 1 exam is scheduled to take place from 13th to 30th August 2025.
-> Aspirants should visit ssc.gov.in 2025 regularly for updates and ensure timely submission of the CGL exam form.
-> Candidates can refer to the CGL syllabus for a better understanding of the exam structure and pattern.
-> The CGL Eligibility is a bachelor’s degree in any discipline.
-> Candidates selected through the SSC CGL exam will receive an attractive salary. Learn more about the SSC CGL Salary Structure.
-> Attempt SSC CGL Free English Mock Test and SSC CGL Current Affairs Mock Test.
-> The UP LT Grade Teacher 2025 Notification has been released for 7466 vacancies.