Quadratic Formula Review

• (1,16)

• (-1,16)

• (-1,-16)

• (1,-16)

x-intercepts are also known as...

• Zeros

• Roots

• None of the above

• Potatoes

• x=7

• y=7

• x=0

• y=0

What is the domain of the graph?

• (-5,100)

• (10,25)

• (-5,0)

• (5,0)

• (-8,0)

• (8,0)

• (0,-8)

• (0,8)

The profit from selling local ballet tickets depends on the ticket price. Using past receipts, we find that the profit can be modeled by the function:

p= -15x² +600x +60

What is the maximum profit you can make from selling tickets?

• $6060

• $20

• $600

• $10,250

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

• maximum
• minimum
• neither
• both

Find the zeros.

• 0 and 4
• 0 and -4
• 0
• -4