Skip to content / Đến nội dung
ThichHocToan.com

1976 AMC 12 Question 2

AMC12 · 1976 AMC 12

Question 2

For how many real numbers $x$ is $\sqrt{-(x+1)^2}$ a real number?
  1. none
  2. one
  3. two
  4. a finite number greater than two
  5. infinitely many