Math, asked by ayeshamdasmat, 5 months ago

Find the 19th term of the AP: 5.1,-3.-7......?

Answers

Answered by Anonymous

2

Step-by-step explanation:

The A.P. is 7,13,19,25,...

Here a=7,d=13−7=6,t

19

=?

t

n

=a+(n−1)d

t

19

=7+(19−1)6 (∵n=19)

=7+18×6

=7+108

t

19

=115

Thus 19

th

term of the A.P. is 115.

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