Question

If 5th and 8th terms of a G.P. be 48 and 384 respectively. Find the G.P. ​

Answer 1

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Answer 2

Step-by-step explanation:

a5 = 48, a8 = 384, to find G.P

=> a5 = ar⁴ = 48

=> a8 = ar⁷ = 384

=> a8/a5 = ar⁷/ar⁴ = 384/48

=> r³ = 8

=> r = 2

ar⁴ = a×16 = 48

=> a = 3

therefore G.P => 3, 6, 12, 24 ........