__2.1 Graphs of Functions__**(A) Drawing graphs of functions**

**1.**To draw the

**graph**of a given function, the following steps are taken.

*: Construct a*

**Step 1****table**of values for the given function.

*: Select a suitable*

**Step 2****scale**for the

*x*-axis and

*y*-axis, if it is not given.

*:*

**Step 3****Plot**the points and complete the graph by joining the points.

*: Label the graph.*

**Step 4**