Question
Sat September 01, 2012 By: Ritwika Sharma
 

if a and b are the zeroes of the quadratic polynomial f(x)=3x2 +5x -4, then (1/a +1/b)=?

Expert Reply
Sun September 02, 2012
Given,  a and b are the zeroes of the quadratic polynomial f(x)=3x2 +5x -4
 
Therefore,
a + b = -5/3
ab = -4/3
 
Now, 1/a + 1/b = a + b / ab 
Substitute the values to get the answer.
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