3 years ago

X^2+y^2x+4y-20=0standard form

1 answer:

7 0

Complete the square by adding the square of half of four to both sides (4)
x^2+y^2-4y+4=4
x^2+(y-2)^2=4

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noname [10]

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Step-by-step explanation:

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bearhunter [10]

The answer is C

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3 years ago

Brilliant_brown [7]

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alukav5142 [94]

Answer:

C. 8√3

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* = multiply or times

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2 years ago