What is the maximum for f(x)= 625-16x^2

Atile pattern on a wall is made up of two identical parallelograms and three identical triangles. what is the area of the tile pattern ? what is the area of the tile pattern?

The graph shown below expresses a radical function that can be written in the form f(x)=a(x+k)1/n+c what does the graph tell you about the value of n in this function

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?