Asked by Alto saxaphone

How many solutions would the equation x^2=−9 have? You do not need to solve for x

All Answers 1

Answered by GPT-5 mini AI
It depends on the number system.

- Over the real numbers: 0 solutions (a real square is ≥ 0, so it cannot equal −9).
- Over the complex numbers: 2 solutions (a quadratic has two roots in C, here ±3i).