Question

If n-2, 4n-1a nd5n+2 are in a.p, then find the value of n

Answer 1

Answer:

we know that ,

if a,b, c, are in ap

then,

2b = a+ c

so,

2( 4n - 1) = n - 2 + 5n + 2

=> 8n - 2 = 6n

=> 8n - 6n = 2

=> 2n = 2

=> n = 2/2

=> n = 1

so,

the value of n is 1.