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Unit 1 Test

Last updated almost 4 years ago
25 questions
Note from the author:
Directions:
0) Make sure you've turned in your study guide.
On your desk - paper, pencil, calculator
On your browser - this test, Desmos links below.
In your backpack - phones, electronics, notes.
1) Take the test. If you're struggling, come back to the directions and formulae. Give it your best shot, but keep moving through the questions.
2) Some questions allow you to show your work. For these, just type what steps you took to get your answer. I may be able to give you partial credit if some of your steps are correct.
3) Check your answers. Pay careful attention that you gave what the question was asking for.
4) Submit the test.
5) Close your Chromebook. Read, draw, or work on paper schoolwork quietly.

Desmos - Graphing
Desmos - Scientific
Directions:
0) Make sure you've turned in your study guide.
On your desk - paper, pencil, calculator
On your browser - this test, Desmos links below.
In your backpack - phones, electronics, notes.
1) Take the test. If you're struggling, come back to the directions and formulae. Give it your best shot, but keep moving through the questions.
2) Some questions allow you to show your work. For these, just type what steps you took to get your answer. I may be able to give you partial credit if some of your steps are correct.
3) Check your answers. Pay careful attention that you gave what the question was asking for.
4) Submit the test.
5) Close your Chromebook. Read, draw, or work on paper schoolwork quietly.

Desmos - Graphing
Desmos - Scientific
1

Match the vocabulary terms with their definitions.

Draggable itemCorresponding Item
two expressions joined by an equal sign
term
a function whose inputs and outputs are reversed from another function; a function that undoes the other function
expression
an operation that assigns an output value to each input value
operation
a process that takes (usually two) terms and produces a result; common ones include addition, subtraction, multiplication, and division
equation
the smallest mathematical unit, usually a number, a variable, or a product of numbers and variables
function
a group of terms joined by operations, a mathematical phrase
inverse function
1

Evaluate the expression for x=2.

\frac{x+6}{x^{3}}

Enter your answer as a number, no spaces.

1

Evaluate the expression for x=2.

2|x - 16| - 7x

Enter your answer as a number, no spaces.

1

Evaluate the expression for x=2 and y=6.

\frac{1}{4}(x+y)^{2}

1

What is the first step in evaluating the expression below?

\frac{(3+6)^{2}+27}{3}

1

What is the first step in evaluating the expression below?

5|3 - 4^{2}|+17

1

If f(x) = \frac{14x-49}{7} , what is f(3)?

Enter your answer as a number, no spaces.

1

If f(x) = \frac{4 + x}{x^{2}}, what is f(-1)?

Enter your answer as a number, no spaces.

1

Which of the following is the inverse function of f(x) = 2x?

1

Which of the following is the inverse function of f(x) = x+2?

1

Solve the equation for x.

3(x + 10) = 6

Enter your answer as a number, no spaces.

1

Solve the equation for x.

2 - (x+ 5) = 3x - 11

Enter your answer as a number, no spaces.

1

Solve the equation for x.

2|x+14| = 12

Enter your answer in x={#, #} format, with exactly one space after the comma. List the smaller number first.

1

Solve the equation for x.

5-|2x+7|=-8

Enter your answer in x={#, #} format, with exactly one space after the comma. List the smaller number first.

1

Which represents the solution to the following inequality?

5-(1-x) < 6

1

Which represents the solution to the following inequality?

4x + 7 < x - 8

1

Which represents the solution to the following inequality?

|x-2| < 6

1

Categorize the symbols by their meaning.

  • >
  • closed circle, shading to the right
  • >
  • open circle, shading to the left
  • <
  • closed circle, shading to the left
  • <
  • open circle, shading to the right
  • Greater than or equal to
  • Greater than
  • Less than or equal to
  • Less than
1

Which of the following values of x satisfy the following inequality?

5(3 - x) < 30

Check all that apply. (3)

1

Which of the following values of x satisfy the following inequality?

\frac{1}{3}|x+3| > 5

Check all that apply. (3)

1

The product of a certain number and 4 is 64.

Which equation, when solved for x, gives the value of the number?

1

If you add one to Xavier's age, then triple that sum, you get 6.

Which equation, when solved for x, gives Xavier's age?

1

At a fair, Quinn bought three less than half of the number of items Stacy bought. Quinn bought 12 items.

Which equation, when solved for x, gives the number of items Stacy bought?

1

NHS is fundraising for St. Jude by doing a gift card raffle. The gift card cost $50, and each ticket costs $2. NHS wants to raise at least $500 for St. Jude.

Which inequality, when solved for x, gives the number of tickets they must sell in order to meet their goal?

0

Hunter has 128 stone bricks. He wants to lay a recangular floor of stone bricks. He wants the length of the floor to be five bricks longer than the width.

Which inequality, when solved for x, gives the possible widths for the floor?