A textile manufacturer has daily production costs of C = 100,000 - 110x + 0.045x², where C is the total cost (in dollars) and x is the number of units produced. How many units should be produced each day to yield a

minimum cost?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

The two cones below are similar. what is the height of the smaller cone?