Describe the difference between factoring and multiplying.

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?

What is the best reason for jacinta to have a savings account in addition to a checking account

For the equations below which statement is true ?