Find the zero of 3x2-4-4x.
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Answer:
2 or -2/3
Step-by-step explanation:
by middle term splitting
3x^2-4x-4 = 0
3x^2 - 6x + 2x -4 =0
3x(x-2) + 2(x-2)=0
(x-2)(3x+2)=0
x= 2 or -2/3
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