The second hand of a clock moves clockwise from 6 to 11. What is the measure of the angle that the second hand cuts

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

How do you summarize data in a two-way frequency table?

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12