Which long division problem can be used to prove the formula for factoring the difference of two perfect cubes? a-b) a² + ab +b²
o a+b) a² - ab +b²
a+b) a^3 +0a^2b+0ab^2 – b^3
a-b)a^3 +0a^2b+0ab^2 - b^3

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3