Math, asked by purnima32, 1 year ago

if the numbers n-2, 4n-1 & 5n+2 are in AP find the value of n

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Answered by Anonymous
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Answered by Anonymous
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Topic:- Arithmetic Sequence or Progression

Let to T1=n-2

Let to be T2=4n-1

Let to be THE=5n+2

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Now...

T2-T1=T3-T2

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

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

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

3n+1=n+3

3n-n=3-1

2n=2
n=2/2

n=1

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N=1

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