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Determine the number of terms in the arithmetic sequence below:-70, -69, -68, ..., 37, 38, 39, 40

1 Answer

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Number of terms of sequence N

Difference D = -1

Then there are here

In negative part, 70 numbers

In positive x line, 40 numbers

And add also zero

Then, ANSWER IS

N= 70 + 40 + 1

. = 111

There are 111 numbers

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