If alpha and beta are the zeroes of x2-x-4,find the value of 1/alpha+1/beta-alpha beta?

1;-)

 



2:-

  • 24

1/α + 1/β -αβ=α+β/αβ -αβ = -b/a/c/a-ca = -(-1)/1*-4/1-(-4) = 1*-4+4=0

thankyou and like pls

  • -14
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