import matplotlib.pyplot as plt
import numpy as np

x = np.linspace(-10, 10, 1000)
y = 0.1 * 2 ** x

plt.plot(x, y)
plt.xlabel('x')
plt.ylabel('y')
plt.title('y=0.1*2^x')
plt.grid(alpha=0.5, linestyle='--')
plt.show()