Can you do the function chart please? Thanks. 15 points per chart. I'd like to have this done in 20 minutes so please hurry...

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?

Which fraction is not equivalent to 8/12 a. 2/3 b. 24/36 c. 4/10 d. 6/10

Write 17/20 as a decimal and as a percent.