A2: quadratic work for 03/08/24

Does this parabola have a maximum or minimum?
REMEMBER MAXIMUM IS THE HIGHEST AND MINIMUM IS THE LOWEST. 

• Maximum
• Minimum

If the a value is positive, which direction does the graph open?

• up
• down
• left
• right

If the a value is negative, which direction does the parabola open?

• up
• down
• left
• right

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3

• Minimum value, because the a value is positive
• Maximum value, because the b value is positive
• Maximum value, because the a value is positive
• Minimum value, because the c value is negative

Identify the 'a' value: y = 16x² -8x -24

• 16

• 8

• -8

• -24

Does this graph have a maximum or minimum?

• Minimum
• Maximum

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Is this a max or min?

• max
• min
• cannot be determined

Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3

• Minimum value, because the a value is positive
• Maximum value, because the b value is positive
• Maximum value, because the a value is positive
• Minimum value, because the c value is negative