I’ll mark you brainlist

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 g^-1(x) is the inverse of g (x) which statement must be true

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x