Parts of a Function Graph Review

The graph of the function f(x) is shown above.

What is the y-intercept of f(x)?

Mathematical Equivalence

ON

The graph of the function f(x) is shown above.

What is the x-intercept of f(x)?

Mathematical Equivalence

ON

The graph of the function f(x) is shown above.

Over what interval is f(x) positive?

• $-\infty<x<\infty$

• $-1\le x\le8$

• $-1\le x<4$
  

• $4<x\le8$

The graph of the function f(x) is shown above.

What is the range of f(x)?

•  $-\infty<y<\infty$ 

•  $-1\le y\le8$ 

•  $-6\le y\le8$ 
  

•  $0\le y\le6$ 

The function g(x) is graphed above.

What are the coordinates of the turning point of g(x)?

The function g(x) is graphed above.

Over what interval is g(x) positive?

• $-\infty<x<\infty$
  

• $-\infty<x<6$

• $4<x<8$

• $8<x<\infty$

The function g(x) is graphed above.

Over what interval is g(x) decreasing?

• $-\infty<x<\infty$
  

• $-\infty<x<6$

• $4<x<8$

•  $6<x<\infty$ 

The function g(x) is graphed above.

What is the domain of g(x)?

• $-\infty<x<\infty$
  

• $-\infty<x\le6$

• $6<x<\infty$

• $4<x<8$

The function h(x) is graphed above.

What is the y-intercept of h(x)?

The function h(x) is graphed above.

What is the domain of h(x)?

•  $-8<x<5$  

•  $-5<x<2$  

•  $2<x<9$  

•  $-8<x<2$