Math 1 EOC review

Front

What is the formula to calculate the total cost of renting movies?

Back

Total Cost = Annual Fee + (Cost per Movie × Number of Movies)

Front

If Valley Video charges a $15 annual fee and $3 per movie, how much would it cost to rent 10 movies?

Back

Total Cost = 15 + (3 × 10) = $45

Front

What is a y-intercept in a graph?

Back

The y-intercept is the point where the graph crosses the y-axis (x=0).

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 in the equation and solve for y.

Front

What is a quadratic function?

Back

A quadratic function is a polynomial function of degree 2, typically in the form f(x) = ax² + bx + c.

Front

What does it mean for a function to be linear?

Back

A linear function has a constant rate of change and can be represented by a straight line on a graph.

Front

What is the area of a rectangle?

Back

Area = Length × Width.

Front

How do you factor a quadratic expression like x² - 5x - 24?

Back

Look for two numbers that multiply to -24 and add to -5. The factors are (x - 8)(x + 3).

Front

What is the width of a classroom if the area is 3x² + 7x + 2 and the length is 3x + 1?

Back

Width = (3x² + 7x + 2) ÷ (3x + 1) = x + 2.

Front

What is exponential growth?

Back

Exponential growth occurs when a quantity increases by a consistent percentage over time.