Question

what is the formula for the nth term of the sequence
20, 17, 14, 11,...?

Answer 1

See the above attachment it's Your Formula to finding nth term of an AP.✔︎

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Answer 2

Answer:

the formula for the ninth term OR

T9 is 20 + (9-1)d

d = common difference = 17-20 = -3

thus, T9 = 20+(9-1)(-3)

= 20+8(-3)

= 20-24

= -4 answer

Hope it helps you.

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