Find $C$ such that
$$Ce^{(-4x^2-xy-4y^2)/2}$$
is a joint probability density of a $2$-variable Gaussian.
If someone could give me a jumping off point, or a process as to how to go about this, I'd really appreciate it.
Find $C$ such that
$$Ce^{(-4x^2-xy-4y^2)/2}$$
is a joint probability density of a $2$-variable Gaussian.
If someone could give me a jumping off point, or a process as to how to go about this, I'd really appreciate it.