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If the roots of the equation x^(2)+2ax+b...

If the roots of the equation `x^(2)+2ax+b=0` are real and distinct and they differ by at most 2m, then b lies in the interval

A

`((a^(2)-m^(2), a^(2))`

B

`(a^(2)-m^(2),a^(2))`

C

`(a^(2),a^(2)+m^(2))`

D

none of these

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The correct Answer is:
B
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ML KHANNA-THEORY OF QUADRATIC EQUATIONS -Problem Set - 4
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