M2 Unit 1 Quadratic Function Vocabulary

Arjun is trying to model the relationship between the number of hours he works and the amount of money he earns. Which of the following best represents this relationship?

• A linear function with a constant rate of change.

• An exponential function with a constant growth ratio

• A quadratic function with a linear first difference

• There isn't enough information

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Elijah is studying the growth of a bacteria colony. He needs to find a function that represents the growth of the colony over time. Which of the following functions represents an exponential growth?

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Choose the quadratic function.

What is the definition of a parabola?

• A parabola is a straight line.

• A parabola is a square.

• A parabola is a circle.

• A parabola is a U-shaped curve.

Oliver is learning about different types of equations in his math class. He comes across the term 'explicit equation'. Help them identify the explicit equations.

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Abigail is trying to understand a mathematical concept. Help them identify any recursive equations

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Elijah is studying the speed of a car. How can he define the rate of change of the car's speed?

• The difference between the maximum and minimum speeds of the car.

• The average of the car's speed and time taken.

• Ratio between the change in the car's speed and the corresponding change in time.

• The sum of the car's speed and time taken.

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Mia is analyzing the profit of her lemonade stand as a quadratic function. What does the minimum value of the function represent in this context?

• Highest profit Mia can make

• Point where the profit is equal to the cost of production

• Point where the profit is equal to the initial investment

• Lowest profit Mia can make

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Aria, Noah, and Avery are studying quadratic functions. They are trying to understand the concept of a maximum in a quadratic function. How would you explain it to them?

• The maximum in a quadratic function is the highest point on the graph.

• The maximum in a quadratic function is the point where the graph intersects the y-axis.

• The maximum in a quadratic function is the point where the graph intersects the x-axis.

• The maximum in a quadratic function is the lowest point on the graph.

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Avery, Grace, and Mason are studying quadratic functions in their math class. Their teacher asks them to identify the domain of a quadratic function. What is the correct definition of the domain in this context?

• The set of all rational numbers

• The set of all irrational numbers

• The set of all complex numbers

• The set of all real numbers

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