What is 1/2 to the 4th power as a fraction?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°

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?