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Your friend asks you for directions to the nearest grocery store. You say, “go to the end of the street and turn right at the stop sign” while also using your hand to gesture to the right. This serves what function of nonverbal communication?

Amanda asks her friend Charlie if he likes the outfit she is planning on wearing to class. He replies, “Wow, that is a really unusual outfit!” Charlie is using ___________ language.

Ambushing is a common practice of attorneys who listen to see what someone says so that they can use it against them.

The stage of the listening process where you decode or take meaning from the message is the _________ stage.

Unlike news releases, a pitch generally is an _______ offer sent to one particualar journalist or blogger.

A ladder 20 feet long is leaning against the wall of a house (see figure). The base of the ladder is pulled away from the wall at a rate of 2 feet per second. How fast is the top of the ladder moving down the wall when its base is 13 feet from the wall? Round your answer to two decimal places. ​ ​

Assume that  x  and  y  are both differentiable functions of  t  . Find  when  and  for the equation. ​

Find the points at which the graph of the equation has a vertical or horizontal tangent line. ​ ​

Find the derivative of the function .  ​

In a free-fall experiment, an object is dropped from a height of 144 feet. A camera on the ground 500 feet from the point of impact records the fall of the object as shown in the figure. Assuming the object is released at time . Find the rate of change of the angle of elevation of the camera when . Round your answer to four decimal places. ​ ​