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Section 4 Test

Last updated over 1 year ago
30 questions
1

Which of the explicit formulas are correct?

1

Write an explicit formula that can be used to find the amount of money saved on any given day.

1

How much money will he have on the 18th day?

1

How much money will he have on the 187th day?

1
1

What does the rate of change tell you? Fill in " ___ per ___" (Units only)

1

What is Fred's average rate of change? (hint: Use numbers and simplify) ____ per ____

1

Let x= lawns
The equation to represent Brandon is 15x=375

Write an equation to represent Adam's earnings.

1

Graph the equation for Brandon and the equation for Adam. (You must have 2 equations.)

1

What does the rate of change tell you? Fill in "___ per ___" (units only)

1

Who has a greater rate of change? Who earns more per lawn?

1

If the equation for Sam's towing is
y= 2.00x + 57
Select all that are true.

1
1

Put the equations in slope-intercept form to compare the slopes and y-intercepts.

1

Graph both equations and identify the solution.

1

Select all the staements that are true.

1

Equation 1: We-Haul

1

Equation 2: You-Haul

1

When will they cost the same? Solve your system of equations.

1

Multiply the first equation by 2 and write the new equation.

1

Now use elimination to solve. Enter your solution as (x,y).

1

Let m=males and f=females. (m,f) Write and inequality to represent the situation.

1
1

Does the combination of m=4 and f=4 work?

1

Does the combination of m=2 and f=5 work?

1

Does the combination of m=7 and f=2 work?

1

Does the combination of m=1 and f=3 work?

1
1

Let r=roses and c=carnations. (r,c)
Equation 1:

1

Let r=roses and c=carnations. (r,c)
Equation 2: