Question

The missing term of the AP 13, ______, -1 ......

Answer 1

Answer:

14

Step-by-step explanation:

The missing term of the AP 13, ______, -1 ......

Answer 2

Answer:

a2= 6

Therefore, the missing term is 6

Step-by-step explanation:

a=13, a3= -1

a3= a+ 2d

-1 =13+ 2d

-1-13= 2d

-14= 2d

d= -7

now,

a2= a+ d

   =13+ (-7)

   =13- 7

   = 6

a2= 6