Algebra 3 Semester 1 Final Exam Review

Front

What is the formula to calculate the total cost of a purchase with a down payment and monthly payments?

Back

Total Cost = Down Payment + (Monthly Payment × Number of Months)

Front

If a person pays a higher monthly payment, how does it affect the total number of months to pay off a loan?

Back

Paying a higher monthly payment reduces the total number of months needed to pay off the loan.

Front

What does the variable 'W' represent in the context of hourly wages?

Back

'W' represents the number of hours worked.

Front

What is the formula for calculating commission based on sales?

Back

Commission = Sales Amount × Commission Rate.

Front

What does the correlation coefficient indicate in a scatterplot?

Back

The correlation coefficient indicates the strength and direction of a linear relationship between two variables.

Front

In the equation T = 80m + 22, what does the 'm' represent?

Back

'm' represents the number of months Abdul attends the gym.

Front

How do you determine the slope of a linear function from a word problem?

Back

The slope is determined by the rate of change, which can be found by dividing the change in output by the change in input.

Front

What is the significance of the y-intercept in a linear equation?

Back

The y-intercept represents the value of the dependent variable when the independent variable is zero.

Front

How do you write an equation for a linear function based on two points?

Back

Use the slope formula to find the slope, then use point-slope form to write the equation.

Front

What is the relationship between the rate of work and time in a linear function?

Back

The rate of work is constant, and the total work done is the product of the rate and time.