Math, asked by neelamkamal, 9 months ago

find the 15th term from the last of the A.P. 5,12,19,………250.

Answers

Answered by ishwarsinghdhaliwal

1

a1=5,a2=12

d=a2-a1= 12-5=7

n=15

l= 250

nth term from the last term= l-(n-1)d

15th term from the last = 250-(15-1)7=250-98=152

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