The 4th term of the arithmetic progression is15 and the9th term is 35 find the 15th term.

3 answers

T4 and T9 are 5 terms apart.
So, d=20/5 = 4

T15 = T9 + 6d = 35+6*4 = 59
Answer the ques
the 4th term of an A. P is 15and the 9th term is 35.find the 15th term.