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attashe74 [19]
3 years ago
8

Write the sum using summation notation, assuming the suggested pattern continues. -9 - 4 + 1 + 6 + ... + 66

Mathematics
1 answer:
ladessa [460]3 years ago
4 0
86 should be the answer let me know if I’m wrong
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Step-by-step explanation:

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Step-by-step explanation:

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