The temperature rises and falls over the course of the day. temperature is a funtion of time. is this linear

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Find the zeros of each function. f(x) = x^2 + 5x - 6