document.write( "Question 928577: if 4+2sec(theta)=0, find all the angles theta greater than or equal to 0 but less than 360 \n" ); document.write( "

Algebra.Com's Answer #563707 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( " $\"4%2B2sec%28theta%29=0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"sec%28theta%29=-4%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"sec%28theta%29=-2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"theta+=+2%2F3+%283pi%2A+n-pi%29\"$ , $\"+n\"$ element $\"Z\"$ \r
\n" ); document.write( "\n" ); document.write( "if $\"n=1\"$ => $\"theta=%284pi%29%2F3\"$ or $\"240\"$ ° (degrees)\r
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