.
\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "
= 1 - 2 = -1 ====>\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "
=
, where k is any integer . . . ====>\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "x =
, where k is any integer . . . \r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( " And now my task is to choose \"k\" in a way to provide x =
in the interval [
,
).\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "For it, take k = -2; you will get x =
=
.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "ANSWER. The solution is x =
.\r\n" );
document.write( "\r\n" );
document.write( " This solution is unique.\r\n" );
document.write( "
\r
\n" );
document.write( "\n" );
document.write( "Solved.\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "