U2L3 Evaluating Functions

What is f(-2)?

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is g(0)?

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.SSE.A.1

What is g(-4)?

Answer explanation

From the origin, (0,0)

count left to negative four. Move down 2 to meet the function.

Down 2 from zero

g(-4)=-2

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is g(2)?

Answer explanation

From the origin, move right to x=2

now move up one to reach the function

y=1

g(2)=1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

What is g(-10)

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Evaluate the function at h(-5).

Mathematical Equivalence

ON

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Evaluate the function at x=1

Mathematical Equivalence

ON

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Evaluate the function at x=-1

• 4

• 7

• -1

• 5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Evaluate the function at x=4.

Mathematical Equivalence

ON

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(-2)=​ (a)  

g(-2)=​ (b)  

h(-2)=​ (c)  

• 3
• 6
• -3
• -6
• 5
• -5
• 11
• -11

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2