Question

1) For a G.P. If a = 7,r=1/3 = then to t6=....
A) 243
B) 51 C) 729.
D)243​

Answer 1

Given, a = 7, r = 1/3

t₆ = ?

Now, tₙ = arⁿ⁻¹

or t₆ = 7(1/3)⁶⁻¹

= 7(1/3)⁵

= 7× 1/243

= 7/243 Ans.