Use the domain and range of each of the following relations to determine which is a function. a. {3,7,-7,9} b. { (3,9), (7,-4), (-7,7) } c. { (3,9), (7,-4), (-7,7) } d. { (3,9), (7,-4), (7,6), (-7,7) }

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?

Use the distance formula to find the distance between (-3,5) and (3,1)