View Compilation Error

0_0_20943996_30839.cpp: In function 'int main()':
0_0_20943996_30839.cpp:7:33: error: 'setiosflags' was not declared in this scope
   cout << setiosflags(ios::fixed) << setprecision(2) << fabs(x) << endl;
                                 ^
0_0_20943996_30839.cpp:7:52: error: 'setprecision' was not declared in this scope
   cout << setiosflags(ios::fixed) << setprecision(2) << fabs(x) << endl;
                                                    ^