Sign in
Please select an account to continue using cracku.in
↓ →
The sum of $$\frac{1}{x + y}$$ and $$\frac{1}{x - y}$$ is
$$\ \frac{\ 1}{x+y}+\ \frac{\ 1}{x-y}$$=$$\ \frac{\ x-y+x+y}{x^2-y^2}$$=$$\ \frac{\ 2x}{x^2-y^2}$$
Create a FREE account and get: