Find the sum of odd number between 0 to 100?
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Odd numbers between 0 to 100 are
3,5,7,...,99
So
a=3
d=2
Tn=99
Tn=a+(n-1)d
99=3+2n-2
98=2n
n=49
Sn=n/2 [2a + (n-1)d]
=49/2 [6+48×2]
=2499
^-^ hope it helps u
keep questioning
3,5,7,...,99
So
a=3
d=2
Tn=99
Tn=a+(n-1)d
99=3+2n-2
98=2n
n=49
Sn=n/2 [2a + (n-1)d]
=49/2 [6+48×2]
=2499
^-^ hope it helps u
keep questioning
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