Unit 6: Modeling and Analyzing Quadratic Functions- Part 1

What is true about the domain and range of the function?

• The domain is all real numbers less than or equal to 4, and the range is all real numbers such that –3 ≤ x ≤ 1.

• The domain is all real numbers, and the range is all real numbers less than or equal to 4.

Which graph represents the function 

 $f\left(x\right)=-x^2+5?$  

• 
• 

• 3 square units

• 6 square units

• 9 square units

• 12 square units

• 
• 

• (-4, 18)

• (-4, -18)

• 
• 

• (-9, -2)

• (-2, -9)

• -28

• -13

• left 1 unit, up 5 units

• right 2 units, up 2 units

Which equation represents a graph with a vertex at (–3, 2) and goes through the point (-5, 18)

• $4x^2+24x+38$

• $4x^2-24x-10$