Q50·Section II (Mathematics)·50 of 180Topology — (−1,1)≅R≅(-1,1)\cong\mathbb{R}\cong(−1,1)≅R≅ a parabolaThe interval (−1,1)(-1,1)(−1,1) is homeomorphic to: OptionsAThe parabola y=x2y=x^2y=x2BThe ellipse x24+y29=1\frac{x^2}4+\frac{y^2}9=14x2+9y2=1CThe circle x2+y2=1x^2+y^2=1x2+y2=1DThe interval [−1,1][-1,1][−1,1]Pick an option to check your answer.Show answerShow solution Report a problem with this question← Q49All questionsQ51 →Keyboard: A–D answer · S solution · ←/→ previous/next