Q. prove or disprove the following statements. state the method of proof used. ( solve step by step with explanations and notes necessary to me understand. )
let m, n e z. then en vm [mn > m – n or mn > n – m).

Acourgette seed and a pumpkin seed is planted p(courgette seed germinates) 4/5 and p(pumpkin seed germinates) = 1/6 what is the probability that both seds germinate

Look at attachment. has all info needed. need

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?