Question
Download Solution PDFsinθ के पदों में sin4θ + cos4θ को कैसे लिखा जा सकता है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
sin4θ + cos4θ
प्रयुक्त अवधारणा:
cos2θ = 1 - sin2θ
गणना:
sin4θ + cos4θ
⇒ sin4θ + (cos2θ)2
⇒ sin4θ + (1 - sin2θ)2
⇒ sin4θ + 1 + sin4θ - 2sin2θ
⇒ 2sin4θ + 1 - 2sin2θ
⇒ 2sin4θ - 2sin2θ + 1
∴ अभीष्ट उत्तर 2sin4θ - 2sin2θ + 1 है।
Last updated on Jul 9, 2025
-> The SSC CGL Notification 2025 for the Combined Graduate Level Examination has been officially released on the SSC's new portal – www.ssc.gov.in.
-> Bihar Police Admit Card 2025 Out at csbc.bihar.gov.in
-> 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 AP DSC Answer Key 2025 has been released on its official website.
-> The UP ECCE Educator 2025 Notification has been released for 8800 Posts.