Question

If 4/3,m,1,n... From a Gp the product of m and n is

Answer 1

I dont know it

Answer 2

Tn = a r^(n-1)
a = 4/3
a r = m
a r^2 = 1
a r^3 = n
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(4/3) r^2 = 1
r^2 = 3/4
r = sqrt3 /2
so m =4/3 * sqrt3 /2
n = 4/3 * 3/4 * sqrt3/2
m n = 4/3 * 3/4 = 1