Precalculus 2014
57

 PAGE: 558 SET: Exercises PROBLEM: 57

The rectangular equation is .

.

The rectangular equation is in the form of slope intercept form of line equation .

Here, slope and point is .

The graph of is a line with point and slope .

Convert the rectangular equation into polar equation.

Substitute and in .

.

The polar equation is .

Graph the polar equation:.

Graph:

Observe the graph:

The graph is similar to the graph of is a line with point and slope .

The graph of is a line with point and slope .

The polar equation is .

Graph of the polar equation:.

Graph:

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