Convert the equation to polar form. $x ^ { 2 } + y ^ { 2 } = 4$
A) $r ^ { 2 } = 4$
B) $4 r= \cos \theta + \sin \theta$
C) $y = 4 \cos \theta + 4 \sin \theta$
D) $r = 4$
E)none of these

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The Answer of Convert the equation to polar form. $x ^ { 2 } + y ^ { 2 } = 4$
A) $r ^ { 2 } = 4$
B) $4 r= \cos \theta + \sin \theta$
C) $y = 4 \cos \theta + 4 \sin \theta$
D) $r = 4$
E)none of these

Convert the Equation to Polar Form x2+y2=4x ^ { 2 } + y ^ { 2 } = 4x2+y2=4

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