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23 June, 15:48

Equation represents a circle with a center at (-4, 9) and a diameter of 10 units?

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  1. 23 June, 15:49
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    The standard equation of a circle with radius r and centred at (h, k) is given by:

    (x-h) ^2 + (y-k) ^2=r^2.

    Substitute (h, k) = (-4,9) and r=10 to find the exact equation.
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