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PLEASE HELP!!!!

Use sigma notation to represent the sum of the first five terms of the following sequence: −5, −9, −13, …

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

User Dungeon
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1 Answer

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\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

User Andriy Tkach
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