Variables & Patterns 3 - Redemption

Front

What is an independent variable?

Back

An independent variable is a variable that represents the input or cause in an experiment or equation. It is the variable that is changed or controlled to test its effects on the dependent variable.

Front

What is a coefficient in an equation?

Back

A coefficient is a numerical factor that multiplies a variable in an equation. For example, in the equation C=30+40n, 40 is the coefficient of n.

Front

What does the equation y=2x represent?

Back

The equation y=2x represents a linear relationship where for every unit increase in x, y increases by 2 units.

Front

How do you calculate the total cost when shopping at two different stores?

Back

To calculate the total cost, you need to consider both the fixed costs (like membership fees) and the variable costs (like the price per item) for each store.

Front

What is the meaning of 'rate' in a problem involving time and distance?

Back

The rate is the speed at which something occurs, often expressed as a quantity per unit of time, such as inches per hour.

Front

What is the formula to calculate total earnings based on hourly wage and additional payments?

Back

The formula is y = (hourly wage * hours worked) + additional payments.

Front

What is a pattern in mathematics?

Back

A pattern is a repeated or predictable sequence of numbers, shapes, or other elements that follow a specific rule.

Front

What is the significance of the membership fee in a shopping scenario?

Back

The membership fee is a fixed cost that affects the total cost of purchasing items, influencing the decision on where to shop.

Front

How do you identify the dependent variable in an equation?

Back

The dependent variable is the outcome or effect that depends on the independent variable. It is usually represented on the y-axis in a graph.

Front

What does it mean to graph an equation?

Back

Graphing an equation means plotting points on a coordinate plane that represent the solutions of the equation, showing the relationship between the variables.