document.write( "Question 1197485: Write the first expression in terms of the second if the terminal point determined by t is in the given quadrant cos(t), sin(t); Quadrant IV \n" ); document.write( "

Algebra.Com's Answer #830781 by ikleyn(52797) $\"\"$ $\"About$

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document.write( "If the first expression is cos(t) and the second expression is sin(t),\r\n" );
document.write( "with t in quadrant IV, then\r\n" );
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document.write( "    cos(t) = ,\r\n" );
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document.write( "where the square root represents the positive number.\r\n" );
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document.write( "It is because the cosine function is positive / (non-negative) in QIV.\r\n" );
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