first practice

132 days ago by basketball1

solve([6-2*(x-3)==3+x],x) 
        
[x == 3]
[x == 3]
solve([-5*x>20],x) 
        
[[x < -4]]
[[x < -4]]
solve([5+x<-3],x) 
        
[[x < -8]]
[[x < -8]]
def f(x): return 3-2*x^2 f(100) 
        
-19997
-19997
solve([A==2+x],x) 
        
Traceback (click to the left of this block for traceback)
...
NameError: name 'A' is not defined
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "_sage_input_22.py", line 10, in <module>
    exec compile(u'open("___code___.py","w").write("# -*- coding: utf-8 -*-\\n" + _support_.preparse_worksheet_cell(base64.b64decode("c29sdmUoW0E9PTIreF0seCk="),globals())+"\\n"); execfile(os.path.abspath("___code___.py"))
  File "", line 1, in <module>
    
  File "/tmp/tmpMxvqEY/___code___.py", line 3, in <module>
    exec compile(u'solve([A==_sage_const_2 +x],x)
  File "", line 1, in <module>
    
NameError: name 'A' is not defined