8.Find the second order partial derivative xyfof 42234( ,)9.Find the relative extreme values of 22( ,)10. Find the total Differential of the following:314( ,)11.Convert to Radians: a) ob) 15012.Convert to Degrees: a) 13.Find the angle measure in degrees and radians: a) 14.Estimate the diameter of the moon if it is 240,000 miles from the earth and it forms an angle of 0.009 radians when viewed from earth. (You can approximate the diameter using the arc-length).15.Latitude gives the measure of a central angle with vertex at Earth's center whose initial side goes through the equator and whose terminal side goes through the given location. The radius of Earth is 6400km. Find the north-south distance (arc-length) between Reno and LA if Renois , LA is . 40No34No
16.Find the sine and cosine of each angle θ:17.Evaluate sinθ and cosθ for the following values of θ: (No Calculator)a)3b) 52c) 11618.A 30-foot ladder leaning against a wall makes a 70° angle with the ground. How high up the wall does the ladder reach?19.Sketch each graph:a) ( )cos2f tt b) ( )5sin4f tt20.