SOLUTION: The first four terms of a sequence are 10, 7, 4 and 1.is - 50 a term in the sequence. Explain your answer

SOLUTION: The first four terms of a sequence are 10, 7, 4 and 1.is - 50 a term in the sequence. Explain your answer

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Question 1130778: The first four terms of a sequence are 10, 7, 4 and 1.is - 50 a term in the sequence. Explain your answer
Answer by josgarithmetic(39631) (Show Source): You can put this solution on YOUR website!
Common Difference is 3, but DECREASING.
First Term is 10.

General Term for the sequence, using n for index,
.

n MUST BE a whole number, or best, here, a natural number.
What do you find for ?

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