document.write( "Question 619107: please help:\r
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document.write( "how would i evaluate the 6 trig functions of 7pi/4 in fractional form? \n" );
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Algebra.Com's Answer #389368 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! please help: \n" ); document.write( "how would i evaluate the 6 trig functions of 7pi/4 in fractional form? \n" ); document.write( "** \n" ); document.write( "Starting from zero on a unit circle, rotate counterclockwise until the terminal side is at 7π/4 which is a reference angle=π/4 in quadrant IV. Trig functions in quadrant IV as follows: \n" ); document.write( "sin π/4=-√2/2 \n" ); document.write( "cos π/4=√2/2 \n" ); document.write( "tan π/4=-1 \n" ); document.write( "cot π/4=-1 \n" ); document.write( "csc π/4=√2 \n" ); document.write( "sec π/4=-√2 \n" ); document.write( " |