Question

e first term and the common difference of A.P.: 3.1.-1.-3. ​

Answer 1

Answer:

(i) 3,1,−1,−3…

Here, first term,

a=3

Common difference,

d= Second term − First term

d=1−3=−2

Answer 2

Answer:

first term =3

common difference = term2 -term1

common difference = 1-3

common difference = -2