The domain and inverse of the function
is
Domain =
,

What is a function?
A function from A to B is a rule that assigns to each element of A a unique element of B. A is called the domain of the function and B is called the codomain of the function.
There are different operations on functions like addition, subtraction, multiplication, division and composition of functions.
The given function is

r(x) is not defined if x - 4 = 0
r(x) is not defined for x = 4
Domain =
,
Where
is the set of all real number
Let r(x) = y

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Answer:
True
Step-by-step explanation:
In the Pythagorean Theory, a^2 and b^2 both represent two legs of a right triangle while c^2 represents the hypotenuse.
Answer:
blowing by wind , carried by rain and by animal
The answer is D, because 1/2 of a bucket does 1/4 of a wall, so 1/2 multiplied by 4 is equal to 2.
Answer:
c
Step-by-step explanation:
An angle is straight if and only if it’s measure is 180.