show that -1/3 are zeros of the polynomial 3x square -5x-2
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Step-by-step explanation:
3x^2 -5x -2 =0
3x^2-6x +x -2=0
3x(x-2)+1(x-2)=0
(3x+1)(x-2)=0
3x+1=0 , x-2=0
3x=-1 , x=2
x= -1/3 , x=2
proved
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