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The exhaustive set of values of a for wh...

The exhaustive set of values of a for which inequation `(a -1)x^2- (a+1)x+ a -1>=0` is true `AA x >2` `(a) (-oo,1)` `(b)[7/3,oo)` `(c) [3/7,oo)` (d) none of these

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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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