

InterviewSolution
Saved Bookmarks
1. |
Let function f(x) be defined as f(x) = |sin^(-1)x| + cos^(-1) (1/x) .Then which of the following is /are TRUE. |
Answer» <html><body><p>f(<a href="https://interviewquestions.tuteehub.com/tag/x-746616" style="font-weight:bold;" target="_blank" title="Click to know more about X">X</a>) is injective in its domain. <br/>f(x) is <a href="https://interviewquestions.tuteehub.com/tag/many-554478" style="font-weight:bold;" target="_blank" title="Click to know more about MANY">MANY</a> - one in its domain. <br/>Range of f is <a href="https://interviewquestions.tuteehub.com/tag/singleton-1210377" style="font-weight:bold;" target="_blank" title="Click to know more about SINGLETON">SINGLETON</a> set <br/>sgn (f(x)) =1 , where sgn x <a href="https://interviewquestions.tuteehub.com/tag/denotes-948116" style="font-weight:bold;" target="_blank" title="Click to know more about DENOTES">DENOTES</a> signum function of x. </p>Answer :A::D</body></html> | |