Question 31. cosec-1(−2/√3) (a) –π/3 (b) π/3 (c) π/2 (d) –π/2 Answer : A Question 35. sec-1(2) (a) π/6 (b) π/3 (c) 2π/3 (d) 5π/6 Answer : B Question 17. Which of the following is the principal value branch of cosec-1 x? (a) (−π/2, π/2) (b) (0, π) – {π/2} (c) [−π…
Background - 'Sapnon ki Udaan' is an e-magazine, launched on 23m August 2024 by the Department of School Education and Literacy, Ministry of Education, and prepared by NCERT in collaboration with CBSE and other autonomous institutions of the MoE. The e-magazine,…
Aryabhata Ganit Challenge 2024
CBSE conducts the Aryabhata Ganit Challenge (AGC) to foster the development of essential competencies in applying mathematics to everyday situations. This initiative aims to promote these skills among students through an engaging assessment process. The primary…
CBSE Heritage India Quiz is an annual activity. The inter-school quiz this year is focused on the theme of "The conservation and restoration of cultural heritage." This theme emphasizes the importance of preserving India's rich cultural heritage, which includes…
The Government of India is observing Swachhata Pakhwada every year since 2016, which has become a successful mass movement with the annual participation of millions of children and other functionaries besides members of the community. This year, the Swachhata…
Swachhata Hi Sewa Campaign 2024
Swachh Bharat Diwas is being observed on 2nd October 2024 as a tribute to Father of Nation, on his Jayanti. As a prelude to SBD – 2024, the annual Swachhata Hi Sewa (SHS) fortnight is being jointly organized by Department of Drinking Water & Sanitation,…
Book Fairs by National Book Trust India
National Book Trust India organizes book-fairs across the country. Each book-fair has a dedicated corner for children where many creative and fun learning activities are organised for them as part of their learning and development outside the classroom and as an…
