MCQ
Tick $(\checkmark)$ the correct answer:$\Big(\frac{1}{\text{x}}+\frac{1}{\text{y}}\Big)\Big(\frac{1}{\text{x}}-\frac{1}{\text{y}}\Big)=?$
- ✓$\Big(\frac{1}{\text{x}^2}-\frac{1}{\text{y}2}\Big)$
- B$\Big(\frac{1}{\text{x}^2}+\frac{1}{\text{y}2}\Big)$
- C$\Big(\frac{1}{\text{x}^2}+\frac{1}{\text{y}^2}-\frac{1}{\text{xy}}\Big)$
- D$\Big(\frac{1}{\text{x}^2}-\frac{1}{\text{y}^2}+\frac{1}{\text{xy}}\Big)$