The sum of successive odd no. 1,3,5,7,9,11, 13 and 15 is
Answers
Answered by
2
Answer:
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15
=64
Answered by
1
Solution:
a=1
d=2
l=15
n=l-a/d+1
=14÷2+1
=7+1
=8
Sn=n÷2(a+l)
=4×16
=64
Answer is 64.
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