(A) x= 4t + 3, y = −3t + 1, z = 7t +2 10. Four friends Abhay, Bina, Chhaya and Devesh were asked to simplify 4 AB + 3(AB + BA) - 4 BA, where A and B are both matrices of order 2x2. 11. A cylindrical ...

CBSE Class 12th Economics Board Exam 2025: The CBSE Class 12 Economics Standard exam is scheduled for March 19, 2025. Economics, as an important subject, plays a major role in boosting overall board ...