Prove the Difference of Two Cubes Identity Explain how you can prove the difference of two
cubes identity
2-12 = (a - b)(a + ab +62

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour. what is the cyclist average rate for the round trip in miles per hour ?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g