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Write the standard form of the equation of the circle with radius 7 and center (5,−7).

Sagot :

Answer:

[tex](x-5)^2+(y+7)^2=49[/tex]

Step-by-step explanation:

Use [tex](x-h)^2+(y-k)^2=r^2[/tex] for the equation of a circle in standard form with radius [tex]r[/tex] and center [tex](h,k)[/tex]. Therefore, the equation of the circle in standard form is [tex](x-5)^2+(y+7)^2=49[/tex]

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