Expand $-(3-c)(c+2(3-c))$. What is the sum of the coefficients of the expanded form?
Question:
Expand $-(3-c)(c+2(3-c))$. What is the sum of the coefficients of the expanded form?
Answer:
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Expand $-(3-c)(c+2(3-c))$. What is the sum of the coefficients of the expanded form?
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