Question

find the first term and common different of the A.P <br />
5,1,-3,-7.............​

Answer 1

Answer:

4

Step-by-step explanation:

First term is t

1

=a=−5

second term is t

2

=a+(2−1)×d=−1

⇒−1=−5+d

⇒d=4

common difference is d=4.

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