Question

If alpha and beta are the zeroes of the polynomial x2-2x+k and alpha minus beta=8, find the value of k

Answer 1

Answer:

alpha = a

beta = b

Step-by-step explanation:

x^2-2x+k

a-b=8

a+b=2(add)

2a=10

a=5 ,.

b=-3【ab=-15】

ab=c/a

ab= k

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