9.N.2 (1) ਕਿਸੇ ਘਟਨਾ ਦੇ ਵਾਪਰਣ + ਨਾ ਵਾਪਰਣ ਦੀ
ਸੰਭਾਵਨਾ =.........
Occurance of any event + non-occurance of any
event=.......
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The answer would be 1. I hope you get it.
Mark this as the brainliest.
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