绘制sin(x)的图形如图所示,画线处的语句是?
import matplotlib.pyplot as plt
import numpy as np
x = np.linspace(0, 10, 30)
___________
plt.show()
plt.bar(x)
plt.scatter(x)
plt.plot(x, np.sin(x))
plt.scatter(x, np.sin(x))