Question
Download Solution PDF\(\frac{3}{5}\)(sec2 20° - cot2 70°) का मान क्या है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFगणना:
3/5(sec2 20° - cot2 70°)
⇒ 3/5(sec2 20° - tan2 20°) [tan θ = cot(90 - θ)]
⇒ 3/5 × 1 [sec2θ - tan2θ = 1]
⇒ 3/5
∴ विकल्प 4 सही उत्तर है।
Last updated on Jul 22, 2025
-> The Staff selection commission has released the SSC CHSL Notification 2025 on its official website.
-> The SSC CHSL New Application Correction Window has been announced. As per the notice, the SCS CHSL Application Correction Window will now be from 25.07.2025 to 26.07.2025.
-> The SSC CHSL is conducted to recruit candidates for various posts such as Postal Assistant, Lower Divisional Clerks, Court Clerk, Sorting Assistants, Data Entry Operators, etc. under the Central Government.
-> The SSC CHSL Selection Process consists of a Computer Based Exam (Tier I & Tier II).
-> To enhance your preparation for the exam, practice important questions from SSC CHSL Previous Year Papers. Also, attempt SSC CHSL Mock Test.
->UGC NET Final Asnwer Key 2025 June has been released by NTA on its official site
->HTET Admit Card 2025 has been released on its official site