Question

Find the G. P. in which 4th term is 3 and the 7th term is 8/9..​

Answer 1

as given

a4 =3,a7=8/9

I.e a4=ar3=3and a7=ar6=8/9

so let us find r first

ar6/ar3=7/8/9=7×9/8

63/8i.e r3= 63 /8

r=cube root of 63 /8

g.p is not possible as perfect cube root of 63 does not exist