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If the roots of the equation x^(2)-lx+m=...

If the roots of the equation `x^(2)-lx+m=0` differ by 1, then

A

`l^(2)-4m-1=0`

B

`l^(2)+4m+1=0`

C

`m^(2)+4l+1=0`

D

`m^(2)-4l-1=0`

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A
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KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 4-Mathematics
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