document.write( "Question 767193: Find all the value/s of t such that the points A(t-1, 2t-1), B(4, 1-2t) and C( -3, 3t+5) lie on the same line \n" ); document.write( "
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Q:
\n" ); document.write( "Find all the value/s of t such that the points A(t-1, 2t-1), B(4, 1-2t) and C( -3, 3t+5) lie on the same line
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\n" ); document.write( "A:
\n" ); document.write( "slope of AB = \"%28%281-2t%29+-+%282t-1%29%29%2F%284+-+%28t-1%29%29\" = \"%28-4t%2B2%29%2F%28-t%2B5%29\"
\n" ); document.write( "slope of AC = \"%28%283t%2B5%29+-+%282t-1%29%29%2F%28-3-%28t-1%29%29\" = \"%28t%2B6%29%2F%28-t-2%29\"
\n" ); document.write( "\"%28-4t%2B2%29%2F%28-t%2B5%29\" = \"%28t%2B6%29%2F%28-t-2%29\"
\n" ); document.write( "\"%28-4t%2B2%29%28-t-2%29\" = \"%28-t%2B5%29%28t%2B6%29\"
\n" ); document.write( "\"4t%5E2+%2B+6t+-+4\" = \"-t%5E2+-t+%2B+30\"
\n" ); document.write( "\"5t%5E2+%2B+7t+-+34+=+0\"
\n" ); document.write( "(5t + 17)(t - 2) = 0
\n" ); document.write( "5t + 17 = 0 or t - 2 = 0
\n" ); document.write( "t = \"-17%2F5%29\" OR 2
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