Q5. Show that if A B, then C – B C – A.
Given , A B
To prove : C – B C – A
Let, x C - B means x C but xB
A B so x C but xA i.e. x C - A
Hence, C – B C – A
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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