Unit 7 Review

The table represents some points on the graph of a quadratic function h. What is the range of h?

• All real numbers less than or equal to -1.

• All real numbers less than or equal to 1.

• All real numbers greater than or equal to -1.

• All real numbers greater than or equal to 1.

The graph of the quadratic function f is shown on the grid. The coordinates of the x-intercepts, the y-intercept, and the vertex are integers. What is the minimum value of f?

Quadratic function c has a vertex of (3,12) and passes through the point (12,-15). Which equation represents c?

• Domain: All real numbers

A graph of a quadratic function is shown. What are the x-intercepts of the function? Select TWO correct answers.

The graph shows the relationship between the profit made and the selling price of a homemade hat. Which function is best represented by the graph of the situation?

A quadratic function is graphed on the grid. Which answer choice best represents the domain and range of the function?

• The graph of r is wider than the graph of f

• The graph of r is narrower than the graph of f.