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25-03-2021
Mathematics

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Write the equation of a circle that has a center of (-4, 2) and has a radius of 7.

Write the equation of a circle that has a center of 4 2 and has a radius of 7 class=

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mhanifa mhanifa

25-03-2021

Answer:

(x + 4)² + (y - 2)² = 49

Step-by-step explanation:

The center is (h, k) = (-4, 2) ⇒ h = -4, k = 2
The radius r = 7

The equation is:

(x - h)² + (y - k)² = r²
(x - (-4))² + (y - 2)² = 7² ⇒ (x + 4)² + (y - 2)² = 49

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