Question

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

Answer 1

Answer:

t7=ar^6

192=3r^6

192/3=r^6

64=r^6

2^6=r^6

as the powers are equal, equate the base

r=2

a=3

t11=ar^10

t11=3*2^10

t11=3072