Envision Algebra

Identify the domain and range of the ordered pairs in the table.

• Domain: {-3.5, -1.5, 1.5, 3.5, 7.5}

  Range: {-2, 0, 3, 5, 9}

• Domain: {-2, 0, 3, 5, 9}

  Range: {1.5, 3.5. 7.5}

• Domain: {-2, 0, 3, 5, 9}

  Range: {-3.5, -1.5, 1.5, 3.5, 7.5}

• Domain: {1.5, 3.5. 7.5}

  Range: {-2, 0, 3, 5, 9}

When y tends to increase as x increases, the two data sets have a __________________

• positive association

• negative association

• no association

• residual

Do the ordered pairs represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Is the relation a function?

{(4, 1), (2, 3), (0, 4), (5, 3)}

• yes

• no

Tags

CCSS.8.F.A.1

What is the solution to this system?

• (-2, -2)

• (2, -2)

• (-2,2)

• (2, 2)

Tags

CCSS.8.EE.C.8B

Given, f(x) = 2x – 1

Find, f(-4).

Tags

CCSS.HSF.IF.A.2

Given, f(x) = x + 5

Find, f(-2).

Tags

CCSS.HSF.IF.A.2

Given f(x) = 4x, describe how the graph of g compares with the graph of f.

g(x) = 4x – 5

• k = -5;

  Vertical Translation Down

• k = 5;

  Vertical Translation Up

• h = -5;

  Horizontal Translation Left

• h = 5;

  Horizontal Translation Right

Given f(x) = 4x, describe how the graph of g compares with the graph of f.

g(x) = 4(x – 3)

• k = -3;

  Vertical Translation Down

• k = 3;

  Vertical Translation Up

• h = -3;

  Horizontal Translation Left

• h = 3;

  Horizontal Translation Right

Given f(x) = 4x – 5, describe how the graph of g compares with the graph of f.

• k = -5;

  Vertical Translation Down

• h = 5;

  Horizontal Translation Right

• a = 2;

  Vertical Stretch

• a = 2;

  Vertical Compression