Math, asked by Mihy3389, 11 months ago

find the 19th term of sequence 15,11,7

Answers

Answered by sejal0106

3

Answer:

1st term=a=15

difference=d=11-15=-4

t19=?

tn=a+(n-1)d

t19=15(19-1)×(-4)

t19=15×18×(-4)

t19=15×(-72)

t19=-1080

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