In 21-34, (a) find (he center (h, k) and radius r of
Chapter , Problem 2.4.27(choose chapter or problem)
In 21-34, (a) find (he center (h, k) and radius r of each circle; (b) graph each circle; (c) find the intercepts, if any. x2 + l + 4x - 4y - 1 = 0
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