Timer
00:00
Answers
A
B
C
D
E
Stats
Difficulty—
The integer a is greater than \(1\) and is not equal to the square of an integer. Which of the following answer choices could potentially be equal to the square of an integer?
I. \(a^2-1\)
II. \(a^2+1\)
III. \(a^2-a\)
A. I only
B. II only
C. III only
D. I and III only
E. None
OA E
I. \(a^2-1\)
II. \(a^2+1\)
III. \(a^2-a\)
A. I only
B. II only
C. III only
D. I and III only
E. None
OA E
