СРОЧНО!!! Для данных функций: а) f(x)= x³ b) f(x)=x²-3x+2 c) f(x)= [latex] \frac{x-2}{ x^{2} -2} [/latex] d) f(x)= [latex] \frac{1}{ x^{3} } [/latex] f(-1);f([latex] \frac{1}{2} [/latex]); f(2)

[latex]1. \ f_1(x) = x^3. \ f(-1) = -1, \ f(\frac12) = \frac18, \ f(2) = 8 \\ 2. \ f_2(x) = x^2-3x+2. \ f(-1) = 6, \ f(\frac12) = \frac14 - 3 \cdot \frac12 + 2 = \frac34, \\ f(2) = 4 - 6+ 2 = 0. \\ 3. \ f_3(x) = \frac{x-2}{x^2-2}. \ f(-1) = 3, \ f(\frac12) = (\frac12 - 2) \div (\frac14 - 2) = \frac67, \\ f(2) = \frac02 = 0. \\ 4. \ f_4(x) = \frac{1}{ x^{3}} = \frac{1}{f_1(x)}. \ f(-1) = -1, \ f(\frac12) = 8, \ f(2) = \frac18 \\[/latex]