document.write( "Question 1125854: which of the ff has no solutions?\r
\n" ); document.write( "\n" ); document.write( "secx + 2 = 0
\n" ); document.write( "cosx - 3 = 0
\n" ); document.write( "sinx(sinx + 1) = 0
\n" ); document.write( "3tanx - 1 = 0 \n" ); document.write( "

Algebra.Com's Answer #742182 by ikleyn(52812) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "Second line equation\r\n" );
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document.write( "    cos(x) - 3 = 0\r\n" );
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document.write( "has no solution, because  cos(x) is always between +1 and -1.\r\n" );
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document.write( "All students know it.\r\n" );
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