Question
Sat May 05, 2012 By:

Area : 35y2+13y-12

Expert Reply
Mon May 07, 2012
35y2 + 13y - 12 = (7y - 3) (5y + 4)
 
Equating the above expression to zero, we get y = 3/7 and y = -4/5
But, as these are sides so y cannot be negative. Hence, we can conclude that the given expression cannot be the area of a rectangle.
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