Arre, this one-one onto business wasn't in my Bihar board syllabus, yaar. We had to prove a function is a function, full stop, with sets and arrow diagrams. Your city CBSE is flying high!
My proof? When I play nagara, each stroke gives one sound, one sound only – that's my one-one. And every thump fills the whole mela ground – that's my onto. My life's maths is in the sur.
#exams#study
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