# %%
import numpy as np
import matplotlib.pyplot as plt

# Parameter
N = 200

# Funktionen
f_a = lambda x: -(1 / 3) * x**3 + (5 / 2) * x**2 - 4 * x + 1
f_b = lambda x: np.abs(x**2 - 4 * x + 3)

# Daten
x_a_data = np.linspace(0, 2, N)
x_b_data = np.linspace(0, 4, N)

f_a_data = f_a(x_a_data)
f_b_data = f_b(x_b_data)

# Plot
plt.figure(1)
plt.plot(x_a_data, f_a_data)
plt.xlabel("x")
plt.ylabel("y")
plt.grid("on")
plt.axis("image")

plt.figure(2)
plt.plot(x_b_data, f_b_data)
plt.xlabel("x")
plt.ylabel("y")
plt.grid("on")
plt.axis("image")