Apply arithmetic mean of frequency distribution to find the expected value of a random variable The expected value of discrete random variable as summation of product of discrete random variable by ...

This article provides a comprehensive guide for CBSE Class 12 Maths Board Exam 2026 preparation. Check for PDF links for all study materials.

CBSE Class 12 Syllabus 2025-26: This article provides the CBSE syllabus for the new academic session of Class 12 syllabus for the 2025–2026 school year. The syllabus provides a detailed summary of the ...

With less time left, faculty members advise students to revise selectively and focus on chapters that are both high-scoring and concept-heavy.Gargi Kapoor, Mathematics teacher at DAV Public School, ...