Question

if the three positive numbers k+4, 4k-2 & 7k+1 are in G.P. Find k
​

Answer 1

k=5

hope you understand

Answer 2

Answer:

The no are in GP

Hence,

Step-by-step explanation:

(4k-2)^2 = (k+4) (7k+1)

16k^2+4-16k = 7k^2+k+28+4 (4 will be cut from both the sides)

16k^2 - 7k^2 = 29k+16k

9k^2 = 45k (k and k square cut only k will remain)

k = 45/9

k = 5