Объяснение:
[tex] {f}^{l}(x) = 1 + 2x \\ 1 + 2x = 0 \\ x = - 0.5 \\ f( - 2) = 2 \\ f( - 0.5) = - 0.25 \\ f(1) = 2 \\ max \: f(x) = f( - 2) = f(1) = 2 \\ min \: f(x) = f( - 0.5) = - 0.25[/tex]
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Объяснение:
[tex] {f}^{l}(x) = 1 + 2x \\ 1 + 2x = 0 \\ x = - 0.5 \\ f( - 2) = 2 \\ f( - 0.5) = - 0.25 \\ f(1) = 2 \\ max \: f(x) = f( - 2) = f(1) = 2 \\ min \: f(x) = f( - 0.5) = - 0.25[/tex]