Function Notation Practice

Front

Given g(x) = 4x - 7, find g(-9).

Back

g(-9) = -43

Tags

CCSS.HSF.IF.A.2

Front

Given h(x) = -9x + 5, find h(8).

Back

h(8) = -67

Tags

CCSS.HSF.IF.A.2

Front

What is f(1) if f(x) = 5?

Back

f(1) = 5

Tags

CCSS.HSF.IF.A.2

Front

If f(x) = x + 3, find x when f(x) = 8.

Back

x = 5

Tags

CCSS.HSF.IF.A.2

Front

Which ordered pair below would prevent this table from being a function? (10, 10), (2, 4), (6, 1), (-2, 0)

Back

(-2, 0) is not a function.

Tags

CCSS.8.F.A.1

Front

Define function notation.

Back

Function notation is a way to represent functions using symbols, typically f(x), where f is the function name and x is the input.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What does it mean for a relation to be a function?

Back

A relation is a function if each input (x-value) is associated with exactly one output (y-value).

Tags

CCSS.8.F.A.1

Front

How do you evaluate a function at a given point?

Back

To evaluate a function at a point, substitute the input value into the function's equation and simplify.

Tags

CCSS.HSF.IF.A.2

Front

What is the output of f(x) = 2x + 3 when x = 4?

Back

f(4) = 2(4) + 3 = 11.

Tags

CCSS.HSF.IF.A.2

Front

If f(x) = x^2, what is f(-3)?

Back

f(-3) = (-3)^2 = 9.

Tags

CCSS.HSF.IF.A.2