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Find the coefficient of x^3 in the expansion of (x - 1)^6.
Find the coefficient of x^3 in the expansion of (x - 1)^6.
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Practice Questions
1 question
Q1
Find the coefficient of x^3 in the expansion of (x - 1)^6.
-20
-15
-10
-6
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The coefficient of x^3 is C(6,3) * (-1)^3 = 20 * (-1) = -20.
Questions & Step-by-step Solutions
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Q
Q: Find the coefficient of x^3 in the expansion of (x - 1)^6.
Solution:
The coefficient of x^3 is C(6,3) * (-1)^3 = 20 * (-1) = -20.
Steps: 0
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