Here are two steps from the derivation of the quadratic formula. What room place between the first step and the second step?

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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?