3.5 Optimization

• 50 and 200

• 100 and 100

• 10 and 10000

• 25 and 400

• 10000

• 12000

• 13500

• 15000

• (1,5)

• $\left(\sqrt{2.5,}3.5\right)$

• (2,2)

• (3,-3)

• 1 cubic meter

• 2 cubic meter

• 3 cubic meter

• 4 cubic meter

• (1,0.5)

• (0,0)

• (-2,2）

• (4,8)

• 50,-100

• 75,-75

• 0,150

• 100,-50

• 1000 and 750

• $500\sqrt{2}\ and\ 750\sqrt{2}$
  

• 500 and 500

• 750 an 750

• 200

• 220

• 240

• 250

• 10mx10mx10m

• 3mx3mx3m

• 4mx4mx4m

• 5mx5mx5m

If y=2x-8, what is the minimum value of the product xy?

• -16
• -8
• -4
• 2