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Is the sum the sum of the arithmetic 1635?β
4 months ago
Q:
Is the sum the sum of the arithmetic 1635?β
Accepted Solution
A:
Answer:1199Step-by-step explanation:There are 22 terms in the sum:23 + 26 + 29 + ... + 80 + 83 + 86 == (23 + 86) + (26 + 83) + ... + (53 + 56)= 109 + 109 + ... + 109= 11(109)= 1199