Find the nth term of the A.P. -10,-15, -20, -25 ...........
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Answered by
2
Answer:
a=-10
d=-5
a(n)=a (n-1)d
a(n)=-10(n-1)-5
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Answered by
1
Answer:
A.P is 15,12,9
=>> common difference = 12-(15) = -3
First term is 15
Therefore nth term
=>> a+(n-1)d
=>> 15 + (n-1) -3
=>> 15 -3n + 3
=>> 18 -3n
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