Analyze Functions

f(2) = -7 is equivalent to:

• -27

• (-2, -7)

• (2, -7)

• (-7, 2)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the range of the relation?

• {1, 2, 3, 4, 5}

• {1, 2, 3, 4, 4, 4, 5}

• {78, 84, 88, 89, 91, 92, 93}

• 1 to 100

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is the relation a function?

• Kids that study longer did better on the test.

• Not enough info

• No

• Yes

Tags

CCSS.8.F.A.1

The table below represents the function F. The equation that represents this function is

• F(x) = 3^x

• F(x) = 3x

• F(x) = 2^x + 1

• F(x) = 2x + 3

Tags

CCSS.HSF.LE.A.2

The table below shows the average yearly balance in a savings account where interest is compounded annually. No money is deposited or withdrawn after the initial amount is deposited.

Which type of function best models the given data?

• linear function with negative rate of change

• linear function with positive rate of change

• exponential decay function

• exponential growth function

Which function is shown in the table below?

• f(x) = 3x

• f(x) = x + 3

• f(x) = -x³

• f(x) = 3^x

Tags

CCSS.HSF.LE.A.2

Which of the following statements is true about the functions f(x) and g(x)?

• The y-intercept of the f(x) function is less than the y-intercept of the function g(x).

• The y-intercept of the f(x) function is greater than the y-intercept of the function g(x).

• The y-intercept of the f(x) function is  equal to the y-intercept of the function g(x).

• The y-intercept cannot be determined

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

A(n) ________________ function will ADD the same number each time.

• Linear

• Quadratic

• Exponential

• All of the above

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

If a population of cells triples every hour, which function represents p(t), the population after t hours?

• p(t) = 3(100)^t

• p(t) = 100(3)^t

• p(t) = 3t +100

• p(t) = 100t + 3

Tags

CCSS.HSF.LE.A.2

If f(x)=3^x and g(x)= 2x + 5, at which value of x is f(x) < g(x) ?

• -1

• 2

• -3

• 4