2 years ago

PLEASE HELP!!!!

Mathematics

1 answer:

juin [17]2 years ago

4 0

$\displaystyle \sum_{n=1}^{5} (-5 -4(n-1))$

$\displaystyle =\sum_{n=1}^{5} (-1-4n)$

Answer: the summation from n equals one to 5 of quantity negative 1 minus 4 times n

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