The graph below shows three functions: Graph of function f of x is a line segment connecting points negative 1, 11 and 4, negative 3. Graph of function g of x is a li Which function has all real numbers as its domain? (1 point)

i need more information to answer

you answer is a

step-by-step explanation:

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.