Precalculus 2014
 |
|---|
42
| PAGE: 567 | SET: Exercises | PROBLEM: 42 |
Please look in your text book for this problem Statement
The rectangular equation is 
.
Rewrite the equation:
.
The equation is in the form of standard equation of parabola 
.
Here, 
and 
.
The eccentricity of a parabola is 
.
The directrix of vertical parabola is 
.
Substitute 
and 
.
.
If the directrix is a horizontal line 
, then the polar equation of the conic is 
.
The directrix is 
.
Substitute and in 
.
.
The polar equation is 
.
The polar equation is .
TESTIMONIALS
|
"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!" June Barnett |
|
"Your site is amazing! It helped me get through Algebra." Charles |
|
"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful." Dan Pease |
QUESTIONS? LET US HELP.
Simply chose a support option
  
|
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only