Question

in g.p (T5\T4)÷(T5×T4)=16:(T1)*2 find the r​

Answer 1

Answer:

Step-by-step explanation:((ar^4)/(ar^3))/(ar^4)*(ar^3)=16/2a

(r/r^7)=16/2. So r^6=1/8. Hence r= sixth root of 8.