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ericavasquez824
03.02.2020 •
Mathematics
What is the sum of the multiples of 6 between 6 and 999?
here's what i did:
n = 996/6 = 166?
d = 6
t1 = 6
sn = n/2 [2 (t1) + (n-1)d]
Solved
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Ответ:
Then we simply apply the formula for arithmetic sequence sum:
S = n/2 [2a₁ + (n - 1)d]
S = 166/2 [ 2(6) + (166 - 1)6]
S = 83,166
Ответ:
no esaniol
Step-by-step explanation: