Question

which rectangular equation is equivalent to the polar equation r cos theta = -2

Answer 1

Answer:

The rectangular equation is equivalent to the polar equation r cos theta = -2 is: x=-2

Step-by-step explanation:

r cosФ=-2

cosФ=x/r, replacing this in the equation above:

r (x/r)=-2

Simplifying:

x=-2

Answer 2

Answer:

x= -2

Step-by-step explanation:

A PEX