The cost to mail a letter is a base charge of $0.42 plus $0.17 for each ounce. write an expression to represent the cost for malling a letter that is wounces. then find the cost for mailing a letter that is four ounces.

Which of the following represents the range of the graph of f(x) below

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece