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 ...

CBSE Class 12 Maths: Chapter-Wise Exam Pattern & Marking Scheme The CBSE Class 12 Mathematics exam is divided into an 80-mark theory paper and a 20-mark internal assessment. The chapter-wise exam ...

CBSE Class 12th Maths Answer Key 2025: The CBSE Class 12 Maths Exam 2025 was held on March 8, 2025. As per the initial student reactions, the paper was moderately difficult. To help the students ...

CBSE Class 12 Maths 2026: The CBSE Class 12 Mathematics 2026 exam is scheduled for Monday, March 9, from 10:30 AM to 1:30 PM, covering both 041 Mathematics and 241 Applied Mathematics. The 80-mark ...