document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=883830>Question 883830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me to solve this,\r<BR>\n" );
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document.write( "For what values of K will the lines 2x-3y=5 and 4x=9+Ky be perpendicular? </SPAN>\n" );
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document.write( "For what values of K will the lines 2x-3y=5 and 4x=9+Ky be perpendicular?<BR>\n" );
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document.write( "Put each equation in slope-intercept form:<BR>\n" );
document.write( "y = (2/3)x - (5/3)<BR>\n" );
document.write( "slope = 2/3<BR>\n" );
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document.write( "y = (4/K)y - (9/K)<BR>\n" );
document.write( "slope = 4/K<BR>\n" );
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document.write( "Note:: For the lines to be perpendicular the product of the <BR>\n" );
document.write( "slopes must be -1.<BR>\n" );
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document.write( "(2/3)(4/K) = -1<BR>\n" );
document.write( "8/(3K) = -1<BR>\n" );
document.write( "3K = -8<BR>\n" );
document.write( "K = -8/3<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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