For what value of n are the nth terms of two aps 9, 7, 5.. And 24, 21, 18.. Are the same find the value of n
Answers
Answered by
3
Answer
an = an'
=> 9 - 2(n-1) = 24 - 3(n-1)
=> 9 - 2n + 2 = 24 - 3n + 3
=> n = 16
Similar questions