Dr. black is 6 feet tall and is standing 25 feet from a streetlamp. he estimates that the angle of elevation from his line of sight to the top of the streetlamp is 20 degrees. the streetlamp is about feet tall. round your answer to the nearest foot. will give 50 points to correct answer

Landon wallin is an auto mechanic who wishes to start his own business. he will need $4400 to purchase tools and equipment. landon decides to finance the purchase with a 48-month fixed installment loan with an apr of 5.5%. a) determine landon's finance charge. b) determine landon's monthly payment.

How many zeros does the function f(x)=4x3-x2+1 have

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false