Question

Find 31th term of AP 9,15,21

Answer 1

Answer:

here is u r answer

Explanation:

Use this formula :

first term + difference between the terms * ( term ur finding -1 )

for this Qn :

31st Term : 9 + 6 ( 31-1 )

= 189

Answer 2

Explanation:

TO FIND NTH TERM IN AP = A1+ NTH TERM×DIFFERENCE

SO,

31 ST TERM OF AP = 9 + 31×6

⇒31 ST TERM OF AP = 195