Question

If a and b are the zeroes of x2 + 5x + 6 find the value of 1/a + 1/b​

Answer 1

Answer:

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Answer 2

We have, a and b are the zeroes of the polynomial. Then,

$\frac{1}{a} + \frac{1}{b} = \frac{a + b}{ab}$

We know, a + b = - 5

And, ab = 6

Hence,

$\frac{1}{a} + \frac{1}{b} = \frac{ - 5}{6}$

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