Question

Find an equation equivalent to r=10 sin in rectangular coordinates

Answer 1

D.
`x^(2) + y^(2) = 10\cdot y`

Explanation:

The equvalent form of the equation is:

`\sqrt{x^(2)+y^(2)} = 10\cdot \left(\frac{y}{\sqrt{x^(2)+y^(2)}} \right)`

`x^(2) + y^(2) = 10\cdot y`

The answer is D.