# Precalculus : Convert Polar Equations To Rectangular Form and vice versa

## Example Questions

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### Example Question #121 : Polar Coordinates And Complex Numbers

Write the equation in polar form

Possible Answers:     Correct answer: Explanation:

First re-arrange the original equation so that the 4 is factored out on the right side, and put and next to each other: Make the substitutions and : take the square root of both sides divide both sides by r add to both sides ### Example Question #122 : Polar Coordinates And Complex Numbers

Which is equivalent to ?

Possible Answers:     Correct answer: Explanation:

To convert, substitute and : divide both sides by r multiply both sides by 2 divide both sides by cosine squared ### Example Question #123 : Polar Coordinates And Complex Numbers

Convert to polar form: Possible Answers:    Correct answer: Explanation:

Convert by making the substitutions and : subtract from both sides factor out r divide 1 2 3 4 6 Next →

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