If and are the zeros of 10x2+20x-80, then the value of ( frac {1} – McqOptions

MCQOPTIONS

1.	If and are the zeros of 10x2+20x-80, then the value of ( frac {1}{ alpha } + frac {1}{ beta } ) is _______
A.	( frac {5}{4} )
B.	( frac {1}{5} )
C.	( frac {3}{4} )
D.	( frac {1}{4} )
Answer» E.

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