Let $\mathrm{A}=\left\{(\mathrm{x}, \mathrm{y}): \mathrm{x}^2+\mathrm{y}^2=4\right\}$ and $\mathrm{B

Question

Let $\mathrm{A}=\left\{(\mathrm{x}, \mathrm{y}): \mathrm{x}^2+\mathrm{y}^2=4\right\}$ and $\mathrm{B}=\left\{(\mathrm{x}, \mathrm{y}): \mathrm{y}^2=\mathrm{x}\right\}$. Then $\mathrm{n}(\mathrm{A} \cap \mathrm{B})=$

Professor PC Thomas Classes · Answer

Draw the figures