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7x(4x2 – 3x + 9) - 2(x2 + 4x3 - x)
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7x(4x2 – 3x + 9) - 2(x2 + 4x3 - x)

User Alireza Barakati
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1 Answer

5 votes

Answer:

20x the power of 3 -23x to the power of 2 +65x

Explanation:

User Mansoor Siddiqui
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3.9k points
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