2025 EOC INACTIVE

Front

What does the slope in the equation y = 0.3x + 220 represent?

Back

June's earned commission, which is 30% of her sales.

Front

What is the vertex of the quadratic function y = x^2 + 4x + 3?

Back

The vertex is (-2, -1).

Front

What is the axis of symmetry for the function f(x) = x^2 - 8x + 15?

Back

The axis of symmetry is x = 4.

Front

If a radioactive substance decreases by 15% every hour, what function represents the amount left after x hours if it starts with 100 g?

Back

f(x) = 100(0.85)^x.

Front

What is the shape of the data if it is described as skewed right?

Back

The data has a longer tail on the right side.

Front

Define a linear equation.

Back

An equation that models a straight line, typically in the form y = mx + b.

Front

What does the term 'vertex' refer to in a quadratic function?

Back

The highest or lowest point of the parabola represented by the function.

Front

What is the formula for the axis of symmetry in a quadratic function?

Back

x = -\frac{b}{2a}.

Front

What does a negative slope indicate in a linear equation?

Back

As x increases, y decreases.

Front

What is the general form of a quadratic equation?

Back

y = ax^2 + bx + c.