Math, asked by bujjikeerthi755, 8 months ago

Arithmetic Peaguession
find nth term of 15, -18, -21.. .
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Answers

Answered by atharav09
0

Answer:

formula of nth term is a+(n-1) d

here a= 15 d = -3

nth= 15 +(n-1) -3

15 -3n +3 = 18 - 3n

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