Single Answer MCQ
Q-00051931
What is the value of (x + 1)^2 when x = 3?
1
16
2
8
3
10
4
9
Answer and Solution
Answer
A. 16
Solution:
(x + 1)^2 = x^2 + 2x + 1. Substituting x = 3 gives 3^2 + 2(3) + 1 = 9 + 6 + 1 = 16.
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