Объяснение:
[tex]c(x) = \frac{ - 2 + 4}{2} = 1 \\ c(y) = \frac{3 + ( - 7)}{2} = - 2[/tex]
С 1; - 2
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Объяснение:
[tex]c(x) = \frac{ - 2 + 4}{2} = 1 \\ c(y) = \frac{3 + ( - 7)}{2} = - 2[/tex]
С 1; - 2