Please show the work for problems 1-4. Thanks!

Math 208 Exercises on total differentials In exercises 1-4 below, find the total differential of the given function. 1. f (x, w) = we/with intonog all tomei Set sgag nodonut s a bogusno 2. f ( x, y, z) = x5 - yetz + 5 ()iniog alllong 3. g(y, z)=13-3z 4. h( x, z, s, t) = sx +2zt +3xs +4tz-. 5. A right triangle is located on terrain where you can measure the hypotenuse you are also interested in the length of the other leg. Your measurement of t and of the leg is 24 m. a) What is your estimate for the length of the other leg?