2.1-2.3 Quiz Review

Find the domain of the following function.

(1,2)

(-6,3)

(0,7)

(4,5)

(7,1)

(2,9)

• {-6, 0, 1, 2, 4, 7}

• { 1, 2, 3, 5, 7, 9}

• {-6, 0, 1, 2, 3, 5}

• {1, 2, 3, 6, 7, 9}

Find the range of the following function.

(1,2)

(-6,3)

(0,7)

(4,5)

(7,1)

(2,9)

• {-6, 0, 1, 2, 4, 7}

• { 1, 2, 3, 5, 7, 9}

• {-6, 0, 1, 2, 3, 5}

• {1, 2, 3, 6, 7, 9}

Find the range of this function.

• {-5, -4, 0, 1, 3, 4}

• {-5, -4, 0, 1, 2, 3}

• {0, 1, 3, 5}

• {0, 1, 2, 3, 5}

Is this relation a function?

• Yes

• No

Is this relation a function?

• Yes

• No

Find f(-2) for the following function.

f(x) = 8 + 4x

• f(-2) = 8

• f(-2) = -2

• f(-2) = 0

• f(-2) = 4

Tags

CCSS.HSF.IF.A.2

Using the graph, find f(-4).

• f(-4) = 1

• f(-4) = -3

• f(-4) = 4

• f(-4) = -2

Tags

CCSS.HSF.IF.A.2

Does the following function represent direct variation?

• Yes, k = 0.2

• Yes, k = 2

• No

Does the following function represent direct variation?

• Yes

• No

Y varies directly with x. Given that y = 24 and x = 3, what is the constant of variation?

• k = 8

• k = 2

• k = 12

• k = 4