Caligirl2093 Caligirl2093
  • 21-05-2020
  • Mathematics
contestada

Convert the rectangular equation x^2 + y^2 = 2y to polar form


a) r= 4 sin theta

b) r= 2 cos theta

c) r= 2 sin theta

d) r= 2 sec theta

Respuesta :

Rau7star
Rau7star Rau7star
  • 22-05-2020

Answer:

c) r= 2sin θ

Step-by-step explanation:

Remember, [tex]r=\sqrt{x^2+y^2} \\[/tex]

therefore,[tex]r^2=x^2+y^2[/tex]

Also y= rsin θ

Given rectangular equation:

x²+y²+ 2y

r²= 2(rsin θ)

r²= 2rsin θ

dividing r from both sides

r= 2sin θ

Answer Link
zencox1o1 zencox1o1
  • 24-05-2022

Answer:

b on edge 2022

Step-by-step explanation:

Answer Link

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