Question

) For a G.P. If a = 3 and t7 = 192 find r and t11.​

Answer 1

Step-by-step explanation:

the correct answer is 3072

Answer 2

Given a = 3

t7 = 192

so,In a GP Tn=ar^n-1

192=3r^7-1.

64=r^4

r=2

t11=3(2)^10

=3×1024

=3072