Question

f
2. The 5th and 13th term of an A.P. are 5 and
-3 respectively. Find The first term of the A.P.​

Answer 1

à=9

Step-by-step explanation:

a+4d=5

a+12d=-3

subtracting EQ 1 and 2

We get ,

d=-1

substituting the value of d in EQ 1

We get ,

a=9