document.write( "Question 1199089:  Which of the following functions has domain (infinity, plus infinity) and range (-1,1)?\r
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document.write( "One of the following is the correct answer. Which one is correct?\r
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document.write( "A) f(x)=sinx\r
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document.write( "B) f(x)=arcsinx\r
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document.write( "C) f(x)=tanx\r
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document.write( "D) f(x)=arctanx \n" );
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| Algebra.Com's Answer #832780 by ikleyn(52878)     You can put this solution on YOUR website! . \n" ); document.write( "Which of the following functions has domain (infinity, plus infinity) and range (-1,1)? \n" ); document.write( "One of the following is the correct answer. Which one is correct? \n" ); document.write( "A) f(x)=sinx \n" ); document.write( "B) f(x)=arcsinx \n" ); document.write( "C) f(x)=tanx \n" ); document.write( "D) f(x)=arctanx \n" ); document.write( "~~~~~~~~~~~~~~\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The correct answer is \" NO ONE \".\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The expected answer would be A), but the range is printed INCORRECTLY in this option.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The correct range for A) should be [-1,1], using straight brackets.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "I just answered this question in the same way at this forum one or two months ago, \r \n" ); document.write( "\n" ); document.write( "but those who work with these posts, are extremely inattentive.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Or do not understand what they are doing at this forum.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " Or BOTH.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "---------------\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, the domain is worded/printed incorrectly in your post.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |