Question

If
the number n-2, 4n-1 & 5n+2 are in AP
Then the value
of n is:​

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

D1=a1 -a2 = 4n-1-( n - 2 ) => 4n -1 - n + 2 = 3n + 1

D2= a3- a2 = 5n - 2 - ( 4n- 1 ) =>
5n + 2 - 4n + 1 = n + 3
Now D1 should be equal to D2
=> 3n + 1 = n + 3
=> 3n - n = 3 - 1
=> 2n = 2
=> n = 2/2 =1
* N = 1



By -> Aditya Sharma
Grade => 10 th