Which of the following statements regarding the expansion of (x + y) ^n are correct?

A. The coefficients of xn and y^n both equal 1.

B. For any term x^ay^b in the expansion, a + b = n.

C. For any term x^ay^b in the expansion, a - b = n.

D. The coefficients of x^ay^b and x^by^a are equal.

Question

13 October, 22:13

+4

Answers (1)

Know the Answer?

Nikhil Obrien · Answer 1

The coefficients of x^n and y^n both equal 1

The coefficients of x^ay^b and x^by^a are equal

For any term x^ay^b in the expansion, a+b=n

Apex

Which of the following statements regarding the expansion of (x + y) ^n are correct?A. The coefficients of xn and y^n both equal 1.B. For any term x^ay^b in the expansion, a + b = n.C. For any term x^ay^b in the expansion, a - b = n.D. The coefficients of x^ay^b and x^by^a are equal.