Question

For what value of n, the
th term of the A.P 63,65
and 3, 10, 17 are equal
67​

Answer 1

Answer:

nth term=a+(n-1)d

nth term=63+(n-1)2

=63+2n-2

nth term=a+(n-1)d

=3+(n-1)7

according to question both the nth term are equal

63+2n-2=3+7n-7

65=5n

n=13