document.write( "Question 1038604: If 2sin^2theta -cos^2theta=2 then theta=? \n" ); document.write( "

Algebra.Com's Answer #653314 by ikleyn(52795) $\"\"$ $\"About$

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\n" ); document.write( "If 2sin^2theta -cos^2theta=2 then theta=?
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document.write( " =  = .\r\n" );
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document.write( "Therefore, if  = 2 then\r\n" );
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document.write( " =   --->\r\n" );
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document.write( " =   --->\r\n" );
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document.write( " =   --->\r\n" );
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document.write( " = +/-  --->\r\n" );
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document.write( " =   or   = , k = 0, +/-1, +/-2, . . . \r\n" );
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document.write( "Answer.   = ,  k = 0, +/-1, +/-2, . . . \r\n" );
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