3

import numpy as np
import matplotlib.pyplot as plt

def f(x):
    return (np.sin(x)**2 + np.cos(2 * x)) / (np.sin(x**2) + 2)

def grafic(x, y):
    plt.title("f(x)")
    plt.xlabel("x")
    plt.ylabel("y")
    plt.grid()
    plt.plot(x, y, label='f(x)=(sin(x)^2 + cos(2x)) / (sin(x^2) + 2)')
    plt.show()

X = np.linspace(-np.pi, np.pi, 1000)
Y = f(X)
grafic(X, Y)