Question

`f(x) = - 2(x - 4) ^2 + 6`
what is the vertex of this function ?​

Answer 1

x = 4

Explanation:

x = 4 is the vertex of the function.

This is a negative quadratic equation and the vertex is the zero of the function. We set (x - 4) equal to 0 and solve.

x - 4 = 0

x = 4