find the value of the polynomial 5x^2-4x ÷ 3 at x=2 and x= -1
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Answer:
5x2^2 - 4x ÷ 3
(5 X 4) - (4 X -1)
20 - (-4) ÷ 3
20+4 ÷ 3
24 ÷ 3
= 8
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