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Unit 1 Test

Last updated over 2 years ago

21 questions

1

Choose the correct graph of f(x) = |x + 3| + 2

1

What is the domain and range for the graph below?

1

Does this table represent a function?

1

Given g(x)=x^2-12, find g(-3).

1

What is the correct equation for the graph?

1

Given f(x)=-3x+10, find x if f(x)=25.

3

Check ALL the graphs the represent functions.

1

Which statement accurately describes f(1)=5 for City 1? (the top line)

2

Select ALL mistakes that Tracy made when graphing the system of inequalities.

The 1st inequality is purple.
The 2nd inequality is orange.

1

Which point is a solution to the system of inequalities graphed below?

1

Solve the system of equations and select your answer.

2

Set up a system of equations and solve to find your answer. No work = no credit!

Kristin spent $131 on shirts. Fancy shirts cost $28 and plain shirts cost $15. If she bought a total of 7 then how many of each kind did she buy?

1

Which system represents this scenario?

All 231 students in the Math Club went on a field trip. Some students rode in vans which hold 7 each and some students rode in buses which hold 25 each. How many of each type of vehicle did they use if there were 15 vehicles total?

1

Evaluate.

2

Write the domain in interval notation for the graph.
Hint: use brackets, parentheses, comma, etc.

2

Solve the inequality and select the graph that shows the solutions on the given number line.
No work = no credit!

2

Select ALL of the solutions to the absolute value inequality.

2

Select ALL of the solutions to the absolute value equation.
No work = no credit!

1

The cost, C, per gigabyte of data used, g, for a cell phone plan is given by the function C(g)=10g+40. What is the slope, and what does it mean in the context of the problem?

2

Write the equation of the line y=mx+b that passes through the points (1,5) and (-1,-3).
No work = no credit!

1

Select ALL of the solutions to the absolute value equation.