Answer and Explanation
Your Answer is
Correct Answer is B
Explanation
x2+P=0 can be expressed as x2=-P, so P≤0; P is an integer and is the square of an integer, so the option Only B among them meets the conditions
Your Answer is
Correct Answer is B
Explanation
x2+P=0 can be expressed as x2=-P, so P≤0; P is an integer and is the square of an integer, so the option Only B among them meets the conditions