Let the function R be defined by R ( x ) = ⌈ 2 x ⌉ . {“…
Let the function R be defined by R ( x ) = ⌈ 2 x ⌉ . {“version”:”1.1″,”math”:”R(x)=\left \lceil{ 2x}\right \rceil. “} Which of the following choices for the domain and target make this a well-defined function? Select all that apply.