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chrisgonzv1219
31.07.2019 •
Mathematics
Determine if the equation x2 – y = 1 defines y as a function of x. no. at least one input results in two outputs. no. at least one output results in two inputs. yes. one output results in one input. yes. one input results in one output.
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Ответ:
every x value will product only one y value.
Ответ:
(x+1)² + (y-1)²=8²
(x-h)² + (y-k)² = r²
center of the circle (-1,1), r=8.