Draw the graph of the equation (1) y = x³ - x² - x + 1.
Use the graph to locate the roots of the equation (2) x³ - x² - x + 1 = 0.
Check by solving the equation algebraically.
Draw the graph of the equation (1) y = x³ - x² - x + 1.
Use the graph to locate the roots of the equation (2) x³ - x² - x + 1 = 0.
Check by solving the equation algebraically.
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已知f(x)=8+2x-x2,如果g(x)=f(2-x2),那么g(x)【 】
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