MATH 4 UNIT 2 REVIEW

State the domain  of the following Piecewise Function:

• D: x = All real numbers

• D: y = 2 or  y < 0

• None of these are correct.

Tags

CCSS.HSF-IF.C.7B

State the domain  of the following Piecewise Function:

• D: x = All real numbers

• D: y = 2 or  y < 0

• None of these are correct.

Tags

CCSS.HSF-IF.C.7B

State the range  of the following Piecewise Function:

• R: y = All real numbers

• None of these are correct.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

If f(x) = x² and g(x) = 3x - 1, find f(g(x))

• 9x² - 6x + 1

• 3x - 1

• 3x² - 1

• 9x² - 1

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10

g(x) = x - 2

Find (f∘g)(0)

Tags

CCSS.HSF-BF.A.1C

If I know that f(2) = 4, what is another way I can write my answer?

• 2,4

• (2, 4)

• That is the only way to write it.

Tags

CCSS.HSF.IF.A.2

Evaluate f(-2) if f(x) = x + 3

• -1
• 1
• 5
• -5

Tags

CCSS.HSF.IF.A.2

Residuals are . . . 

• possible models not explored by the researcher
• variation in the response variable that is explained by the model
• the difference between the observed response and the values predicted by the model
• data collected from individuals that is not consistent with the rest of the group

Tags

CCSS.HSS.ID.B.6B

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5
• x = 5
• x = -50
• x = 30

Tags

CCSS.HSF.IF.A.2

• 5

• 3

• -1

• 2

Tags

CCSS.HSF-BF.A.1C