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Question 2 of 10
Which of the following statements regarding the expansion of (x + y)" are
correct?
A. For any term xay in the expansion, a + b = n.
B. The coefficients of x-1 and y-¹ both equal 1.
C. The coefficients of xay and xby are equal.
D. For any term xay in the expansion, a - b = n.
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