document.write( "Question 756957: Im a little confused about this question\r
\n" ); document.write( "\n" ); document.write( "Where do the graphs of y=-5 tan(x) and the line y=5 intersect on the interval 0<=<=pi
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Algebra.Com's Answer #460527 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
You have 2 simultaneous equations
\n" ); document.write( "(1) \"+y+=+5+\"
\n" ); document.write( "(2) \"+y+=+-5%2Atan%28x%29+\"
\n" ); document.write( "\"+0+%3C+x+%3C+pi+\"
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\n" ); document.write( "By substitution,
\n" ); document.write( "\"+5+=+-5%2Atan%28x%29+\"
\n" ); document.write( "\"+tan%28x%29+=+-1+\"
\n" ); document.write( "In the 1st quadrant, the tan is positive.
\n" ); document.write( "In the 2nd quadrant, which is
\n" ); document.write( "\"+pi%2F2+%3C+x+%3C+pi+\"
\n" ); document.write( "The tan is \"+-1+\" at \"+x+=+%28+3%2Api%29+%2F+4+\"
\n" ); document.write( "----------------
\n" ); document.write( "The intersection is at ( 3pi/4 , 5 )\r
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