Question

find the first term and common difference
for given A:P. 3,-1,-5,-9 ..... ​

Answer 1

Answer:

Given A.P is 3,1,−1,−3,.. First term (a1)=3. Common difference (d)=a2−a1 =1−3=−2. Thus, a1=3 and d=−2.

Step-by-step explanation:

hope it's help full

Answer 2

Answer:

first term=3 and common difference=a2-a1= -1-3= -4........I think it helps you..