Question

If the two seeds of the equation 5x7-11x + k = 0 are mutually exclusive, then the value of k is-.​

Answer 1

$\large{\underline{\underline{\bold{\red{\sf{Bonjour !}}}}}}$

5x2−7x+k=0

  Let α&α1 are the roots of the given equation ,then 

 

α×α1=5k(productofthezeroes=ac)

 ⇒1=5k

 ⇒k=5

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Answer 2

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