Ian must mow a lawn 15 meters long 9 meters wide. What is the area that Ian must mow?

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 were mkh company's cash flows from (for) operating activities in 20x1? $(180,300) $233,100 $268,200 $279,400?

Explain how you do each step what term makes it inconsistent y=2x - 4 ?