Relations and Functions

Given: h(t)= -2(t + 5)^2 + 4, find h(-8)

b. -14

Which set represents the same relation as the table below? (x= 0, 4, 6, 9) (fx= 5, 2, 9, 10)

a. (0, 5), (4, 2), (6, 9), (9, 10)

What is the range of the relation in the table below? (x= -2, -1, 0, 1, 2) (y= 0, 2, 4, 2, 0)

a. range (0, 2, 4)

Which table represents the same relation as the set (-6, 4), (-4, 0), (-3, 2), (-1, 2)

b.

Which set represents the same relation as the graph below?

b. (-5, 4), (-3, -2), (-1, -2), (2, 0), (3, 3), (4, 5), (6, -4)

What is the range of the function graphed below? (points on (1, 3) and (4, -3))

b. -3 < y ≤ 3

Which function rule models the function over the domain specified in the table below? (x = -7, -1, 3, 4, 7) (fx= -11, 1, 9, 11, 17)

b. f(x)= 2x + 3

In which function is x = 2 mapped to 32?

b. g(x)= 4(x + 3)^2 -68

What is the value of the following function when x = 0? (bottom point is on (-1, -5)

b. y= -2

Which relation represents a function?

c. (-2, 2), (0, 2), (7, 2), (11, 2)

Given b(x) = Ix+4I, what is b(-10)?

c. 6

Which of the following graphs represents a one-to-one function?

d. (dotted)

Given the graph below, which of the following statements is true? (graph with points on (-2,0) and (2, 2))

d. The graph does not represent a one-to-one function because the y-values between 0 and 2 are paired with multiple x-values.

Which of the following scenarios exhibits a function relation? Take the first set listed to be the domain of the relation.

d. the set of people with Social Security cards and the set of Social Security numbers