If alpha and beta are the zeroes of x2 - 5x + 4 ,then find the value of 1/alpha + 1/beta-2alphabeta
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2
Answer:
-27/4
Step-by-step explanation:
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Answered by
3
Answer:
Step-by-step explanation:
x^2-5x+4=0
alpha+beta=5
alpha*beta=4
(1/alpha)+(1/beta)-2alpha*beta
=(alpha+beta)/alpha*beta-2alpha*beta
=(5)/4-2(4)
=5/4-8
=-27/4
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