Find the Coefficient Of $a ^ { 4 } b ^ { 4 }$

question 40

Multiple Choice

Find the coefficient of $a ^ { 4 } b ^ { 4 }$ in the expansion of $( b - a ) ^ { 3 }$

• A) \(- 28\)
• B) \(28\)
• C) \(- 56\)
• D) \(56\)
• E) \(70\)

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Definitions:

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Social-Learning View

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