Write the Corresponding Rectangular Equation for the Curve Represented by the Parametric

question 81

Multiple Choice

Write the corresponding rectangular equation for the curve represented by the parametric equations $x = 9 \cos \theta , y = 9 \sin \theta$
by eliminating the parameter.

• A) \(x ^ { 2 } + y ^ { 2 } = 18\)
• B) \(x + y = 9\)
• C) \(x + y = 18\)
• D) \(x ^ { 2 } + y ^ { 2 } = 9\)
• E) \(x ^ { 2 } + y ^ { 2 } = 81\)

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