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The number of integral values of k for which h(x)=sgn(x2−2kx+sgn(k+2)) is continuous for all x∈R is[Note : sgn(y) denotes the signum function of y.] |
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Answer» The number of integral values of k for which h(x)=sgn(x2−2kx+sgn(k+2)) is continuous for all x∈R is |
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