CBSE Class 10 Answered
if a and b are the zeroes of the quadratic polynomial f(x)=3x2 +5x -4, then (1/a +1/b)=?
Asked by Ritwika Sharma | 01 Sep, 2012, 08:29: PM
Expert Answer
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.
Answered by | 02 Sep, 2012, 12:46: PM
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