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Can someone please help me with math.
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Can someone please help me with math.

Can someone please help me with math.-example-1
User Bhelm
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18.Is -3x + 9
20. Is 14x^2 - 3x + 9
21. Is 23x ^2 + 12x +4
22. Is -33x ^2 - 15
User Callmeed
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