Question

Find the 4 and 9 terms of the sequence whose n term is given by an = 7n-9

Answer 1

an = 7n - 9

If we put n=4,

a4 = 7×4 -9 = 28 - 9 = 19.....●

And, if we put n=9,

a9 = 7×9 - 9 = 54.......●


Hope it was helpful.

Answer 2

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