Determine whether the points A(1, -3), B(2, -5) and C(-4, 7) are collinear Or not
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THEY ARE COLLINEAR .
* THREE POINTS A,B AND C ARE COLLINEAR, IF AND ONLY IF SLOPE OF AB = SLOPE OF BC*
Step-by-step explanation:
IN FIRST IMAGE (LEFT ONE ) I HAVE FOUNDED SLOPE OF AB.
IN SECOND IMAGE(RIGHT ONE) I HAVE FOUNDED SLOPE OF BC.
SINCE SLOPE SLOPE OF AB= SLOPE OF BC.
THEREFORE, POINTS ARE COLLINEAR.
SORRY FOR UGLY HAND WRITING.
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