Convert the Rectangular Equation to Polar Form $x ^ { 2 } + y ^ { 2 } = 4 a ^ { 2 }$

question 247

Multiple Choice

Convert the rectangular equation to polar form.Assume a > 0, r > 1. $x ^ { 2 } + y ^ { 2 } = 4 a ^ { 2 }$

• A) \(r = 2 a\)
• B) \(r = - 42 a\)
• C) \(r = 2\)
• D) \(r = - 2 a ^ { 2 }\)
• E) \(r = 2 a ^ { 2 }\)

---

Definitions:

Melanoma

A serious form of skin cancer that arises from the pigment-producing cells known as melanocytes.

ABCDE Rules

Guidelines used to assess the characteristics of moles and skin lesions for signs of melanoma, focusing on Asymmetry, Border, Color, Diameter, and Evolving.

Melanoma

A type of skin cancer that develops from the melanocytes, the cells that produce the pigment melanin, and is known for its potential to spread to other parts of the body.

Asymmetry

The lack of equality or equivalence between parts or aspects of something; not symmetrical.