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The first three terms of an A.P. resp...

The first three terms of an A.P. respectively are `3y-1,\ 3y+5` and `5y+1` . Then, `y` equals `-3` (b) `4` (c) `5` (d) `2`

Text Solution

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The correct Answer is:
y = 5
We have, (3y+5) - (3y-1) = (5y +1) - (3y+5)
`rArr 2y-4 = 6 rArr 2y = 10 rArr y = 5`
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