Answer:
C) Domain is {2}, Range is {2, 3}
Step-by-step explanation:
For one value of x there are two values of y, which contradicts the definition of a function.
Definition of a function:
A function is an equation for which any x that can be plugged into the equation will yield exactly one y out of the equation.
<em>All the other options follow this definition except C</em>
Answer:
Step-by-step explanation:
5
3 _
18
Answer:
U=3
Step-by-step explanation:
Since 9*3=27, and 27-7=20, U=3.
