Lesson 19.1 Quadratic Functions.

Determine if the function graphed has a maximum or a minimum value and identify that value.

• maximum at -1

• minimum at -1

• maximum at 4

• minimum at 4

Does
y = -4x²
have a maximum or minimum value?

• maximum
• minimum

Does the equation have a max or min?
y = 2x² + 7x + 5

• max
• min

What is the minimum value of the quadratic function?

• -3

• -1

• All real numbers

• 1

Does this graph in the back have maximum or minimum value?

• maximum
• minimum
• neither
• both

Which of the following functions has a minimum value of -4?

• 
• 
• 
• 

• Minimum
• Maximum

BR: Match the following expressions to the correct vocabulary word.

• Monomial

• Trinomial

• Binomial

• Polynomial

Does this graph have a maximum or a minimum?

• Maximum
• Minimum

Does this question have a maximum or a minimum?

• Maximum
• Minimum