Which answer shows 0.05 written in scientific notation?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)