If the scale used in the diagram is 1/4in. = 1ft what is the perimeter of the actual deck? See photo for diagram:

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?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g