Question

Which of the following is rectangular equation of the polar equation; r = 4cos6+8sino?​

Answer 1

Answer:

Step-by-step explanation:

Explanation:

r

=

3

cos

θ

⇒

r

2

=

3

r

cos

θ

Use your conversions:

r

2

=

x

2

+

y

2

r

cos

θ

=

x

r

sin

θ

=

y

⇒

x

2

+

y

2

=

3

x

You can also put this into the regular circle form

⇒

x

2

−

3

x

+

9

4

+

y

2

=

9

4

⇒

(

x

−

3

2

)

2

+

y

2

=

9

4