Suppose $f : \mathbf { R } \rightarrow \mathbf { R }$

question 141

Essay

Suppose $f : \mathbf { R } \rightarrow \mathbf { R }$ where $f ( x ) = \lceil 2x−1 \rceil$
(a) Draw the graph of $f \text {. }$ (b) Is $f$ 1-1 ?(Explain) (c) Is $f$ onto $z$ ? (Explain)

---

Definitions:

Dormitories

Living accommodations typically found in colleges or universities where students reside in shared rooms or halls.

AIDS

Acquired Immunodeficiency Syndrome, a chronic, life-threatening condition caused by the human immunodeficiency virus (HIV) that damages the immune system.

Greenhouse Effect

The process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what it would be without its atmosphere.

Persuasive

Having the ability to convince or influence someone to believe or do something through reasoning or argument.