find the sum of all odd numbers between 1 and 175
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Answered by
1
Answer:
Input parameters & values: The number series 1, 3, 5, 7, 9, . . . . , 349. Therefore, 30625 is the sum of first 175 odd numbers.
Answered by
0
Answer:
30625
Step-by-step explanation:
no. series are as follows,
1,3,5,7,9--------
first term (a):-1
common difference (d):-a2-a1=3-1=2
no. of terms(n):-175
by applying AP formula of finding sum of terms,
Sn=n/2(2a+(n-1)d),
S(175)=175/2(2×1+(175-1)2)
=175/2(2+(174×2))
=175/2(2+348)
=175/2×350
=175×175
= 30625. ans(((:
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