Let $f ( x ) = \lfloor x \rfloor$ Which of the Following Is True?

A)ƒ Is Undefined

Multiple Choice

Let $f ( x ) = \lfloor x \rfloor$ Which of the following is true?

A) ƒ is undefined at 0.
B) ƒ is undefined at $- \frac { 1 } { 2 }$
C) ƒ has a removable discontinuity at 0.
D) ƒ has a removable discontinuity at $\frac { 1 } { 2 }$
E) ƒ has a jump discontinuity at 0.