new_contents: import pygame
  import sys
  import math
  
  pygame.init()
  pygame.font.init()
  
  screen = pygame.display.set_mode((400, 400))
  
  pygame.draw.line(screen, (0, 0, 255), (0, 200), (400, 200))
  pygame.draw.line(screen, (0, 0, 255), (200, 0), (200, 400))
  
  for x_map in range(0, 400):
      x = (x_map - 200) / 10
      
      
      y = x**2 + 6*x + 5
      
      
      y_map = (y * 10) + 200
      
      pygame.draw.circle(screen, (255, 0, 0), (x_map, int(y_map)), 2, 1)
  
  while True:
      for event in pygame.event.get():
          if event.type == pygame.QUIT:
              pygame.quit()
              sys.exit()
          
      pygame.display.flip()
  
subject: Create math_graph_2.py