Which are true of the function f(x) = 49
2
Select three options
The domain is the set of all real numbers.
The range is the set of all real numbers.
. The domain is x > 0.
The range is y> 0.
As x increases by 1, each y-value is one-seventh of the previous y-value.

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9