help
Find the exact value whenever it is defined. a. sin ( arcsin + arccos(0) b. COS arctan__ arcsin C. tan! arctanÄ + arccos 17
A farmer plians to close a rectangular regjion, using part of his barn for one side and fencing for the other three sides. If the side parallel to the barn is to be twice the length of the adjacent side, and the area of the region is to be 128 ft?, how many feet of fencing should be purchased?
Find the domain and sketch the graph of -6 if a 3
Find all values of r such that f(x) > 0 and all r such that f(x) 0, and sketch the graph of f f(x) = x3 + 2x2-4x-8
Use natural logarithms to solve for r in terms of y. 2
Find the exact solution, using common logarithms, and a two-decimal-place approximation, when appropri- ate log(z 4) - log(3r 10) log(