why are 1/4 and -1 zeroes of the polynomial 4x square-3x-1
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Step-by-step explanation:
4x²-3x-1=0
4x²-4x+x-1=0
4x(x-1)+(x-1)=0
(x-1)(4x+1)=0
x=1 and x=-1/4 are the roots.
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