a toy rocket is launched upward from ground level with an initial velocity of 45 meters per second. its height is a function of time, given by h=-4.9t^2+45t, where h represents the height in meters and t represents the time in seconds. what is the maximum height reached by the rocket and how long is it in flight?

answer is the third choice:

3x^5+4x^4+x^3+2x^2-10x-7=0

step-by-step explanation:

168

step-by-step explanation:

i am pretty sure that the answer is 168

steve should create a type of business report called a business plan. the correct option among the options that are already given in the question is the last or the fourth option. this business report created by steve will actually influence the investors about investing their money in steve's business. this business report will have all the details about the business, the amount of investment required and the amount of expected profit.