冪函數

冪函數：（a爲有理數）的函數,冪爲因變量，指數爲常數。 import numpy as np import matplotlib.pyplot as plt x = np.linspace(-10,100,num = 1000) y1 = np.power(x,3) y2 = np.power(x,2) plt.axis([-1.5,1.5,-1.5,1.5]) plt.plot(x,y1,'r'

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