Question Detail

MTH 101 MTH 101 Past Questions Objective Question

Question

What is the sum of coefficients in the expansion of (x+y)ⁿ?
Options
A n
B 2n
C 2ⁿ
Correct Answer
D n²
Correct Answer

Option C is the correct answer.

Detailed Explanation

Setting x=y=1 gives (1+1)ⁿ = 2ⁿ.

Hint

The notes indicate answer C.

Question Info