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Find a formula for the nth term of the arithmetic sequence: an = {−0.2, 0, 0.2, …}.

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Find a formula for the nth term of the arithmetic sequence: an = {−0.2, 0, 0.2, …}.

asked Jun 10, 2014 in PRECALCULUS by bilqis Pupil

1 Answer

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The arithmetic sequence

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Formula for n th term in arithmetic sequence image

a  is first term and d  is common difference.

Substitute a ,d  values in n th term.

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answered Jun 10, 2014 by david Expert

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