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If f(x)=sin^(-1)[e^(x)]+sin^(-1)[e^(-x)] then which of the following hold(s) good ? [Note: where [k] denotes the larest integer than or equal to k.] |
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Answer» f(x) has isolated POINT remonable discontinuity at x=0 `e^(x)in(0,2)ande^(-x)in(0,2)` `:.x in(-ln2,ln2)` `"Now,"f(x)={:[(pi,,,x-0),((pi)/(2)",",,,x in(-ln2,ln2)-{0}):}` |
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