"How many   terms are there in the A.P? `7,\ 10 ,\ 13 ,\ 43.` (ii) `-1,\ -5/6,\ -2/3,\ -1/2,\
Channel: Doubtnut
Date: 2020-06-28

"How many
 
  terms are there in the A.P?
 `7,\ 10 ,\ 13 ,\ 43.`
 (ii) `-1,\ -5/6,\ -2/3,\ -1/2,\ ddot,(10)/3dot`
 
 (iii) `7,\ 13 ,\ 19 ,\ ddot,\ 205`
 . (iv) `18 ,\ 15 1/2,\ 13 ,\ ddot,\ -47`
 ."