What is 2-2??
I will give brainliest​

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

The function models the number of accidents