# Sketch the graph of the function f(x) = x + |x| on the interval
# [-2, 2]. Include enough points to make the curve appear smooth.
# Label the axes x and f(x), and choose an appropriate size for the
# graph.

# Define function f
def f(x):
    return x + abs(x)

# Plot the function

# Create an array of x values from -100 to 100
x = range(-100, 101)

# Get the corresponding y values from the function
y = [f(a) for a in x]

# Set up the graph
plt.xlabel('x')
plt.ylabel('f(x)')
plt.grid()

# Plot x against f(x)
plt.plot(x,y, color='purple')

plt.show()