Answer:

Step-by-step explanation:

Answer:
it is a polynomial because it has more than two terms
Answer:
Perimeter of rectangle:
Step-by-step explanation:
We are given the following in the question:
Length of rectangle:

Width of rectangle:

Perimeter of rectangle:

Expressions to calculate perimeter

The attached image shows the image of the rectangle.
We need to know the definition of the "combined function" h(x). I'm going to guess--by looking at answers--that the function is

making it

This function is undefined wherever the denominator is equal to 0 (division by zero is undefined). Factor the denominator.

The two values of x that make the denominator 0 are 3 and -3, otherwise written

.
AOB = 2 . x
2x = 60°
x = 30°