7. Find the sum of all odd numbers divisible by 3
between 1 and 1000.
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Answered by
0
My answer is this one
Answered by
1
Step-by-step explanation:
first odd number divisible by 3,
a=3
d=3
last number divisible by 3,
l=999
999=3+3n-3
333=n
S=333/2[1002]
S=166833
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