Question

0 और 50 के बीच कितनी अभाज्य संख्या होती है​

Answer 1

Answer:

1,3,5,7,11,13,17,19,23,29,31,37,41,43,47

15

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Answer 2

Answer:

a=1,d=3-1=2,an=49

An=a+(n-1)d

49=1+(n-1)2

49-1=2n-2

48=2n-2

48+2=2n

50=2n

n=50/2

n=25

Hence 25 odd numbers between 1 to 50

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