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The set of all values of m for which bo...

The set of all values of `m` for which both the roots of the equation `x^2-(m+1)x+m+4=0` are real and negative is (a) `(-oo,-3]uu[5,oo)` (b) `[-3,5]` (c) `(-4,-3]` (d) `(-3,-1]`

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RD SHARMA ENGLISH-QUADRATIC EQUATIONS-All Questions
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