Function Notation Practice

Given the function f(x)=2x+1, find f(4).

• 8

• 3/2

• 2/3

• 9

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Given f(x)=2x+1, find x if f(x)=16.

• 8

• 15/2

• 14/2

• -7

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Given the function f(x)=3x²+3, find f(0).

• 3

• 0

• 3(0)²-3

• -3

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Given the function F(x)=3x²+3, find x if f(x)=78

• 25

• 5

• 5.196

• 9

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

If g(x)=(x+3)/5, find g(-2).

• 3/5

• 3

• 1/5

• 1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Does this graph represent a function?

• Yes, it passes the vertical line test.

• No, it does not pass the vertical line test.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

Does this graph represent a function?

• Yes, it passes the vertical line test.

• No, it does not pass the vertical line test.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.C.7

Does this graph represent a function?

• Yes, it passes the vertical line test.

• No, it does not pass the vertical line test.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

Let g(x)=9x+24, find g(3).

• 3

• 33

• 51

• -2.66

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Let g(x)=9x+24, find x when g(x)=87

• 11

• 7

• 12.33

• 726

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3