document.write( "Question 1089334: Which of the following confunctions is/are true?
\n" ); document.write( "A)sin(90°-x)=Cos(x)
\n" ); document.write( "B)cos(90°-x)=sin(x)
\n" ); document.write( "C)tan(90°-x)==cot(x)
\n" ); document.write( "D) all of the above \n" ); document.write( "

Algebra.Com's Answer #703674 by ikleyn(52786) $\"\"$ $\"About$

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\n" ); document.write( "Which of the following confunctions is/are true? \r
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document.write( "A) sin(90°-x)=Cos(x)\r\n" );
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document.write( "B) cos(90°-x)=sin(x)\r\n" );
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document.write( "C) tan(90°-x)==cot(x)\r\n" );
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document.write( "D) all of the above        <<<---=== \r\n" );
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