The Letters R and θ Represent Polar Coordinates $$r = \frac { 5 } { 1 + \cos \theta }$$

question 143

Multiple Choice

The letters r and θ represent polar coordinates. Write the equation using rectangular coordinates (x, y) .
- $$r = \frac { 5 } { 1 + \cos \theta }$$

• A) \(x ^ { 2 } = 25 - 10 y\)
• B) \(y ^ { 2 } = 25 - 10 x\)
• C) \(x ^ { 2 } = 10 y - 25\)
• D) \(\mathrm { y } ^ { 2 } = 10 \mathrm { x } - 25\)

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