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3 Cards in this Set
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- Back
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Equation of a circle |
(x-h)^2 + (y-k)^2 = r^2 Center (h,k) radius = r given the center and a point: center = (8,4) passes thru origin: (x-8)^2 + (y-4)^2 = 80 80 bc 8^2 = 64 and 4^2 = 16 16+64 = 80 |
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Factoring |
(x-y) = -(y-x) (x-xy)^2 = x^2(y-1) |
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root powers |
3 sq root 8 = 8^1/3 = 2 4 sq root 16 = 16^1/4 = 2 |
