31 Test file number 59

  31.1 Problem number 33
  31.2 Problem number 66
  31.3 Problem number 106
  31.4 Problem number 177
  31.5 Problem number 230
  31.6 Problem number 238
  31.7 Problem number 239

Test folder name:

test_cases/3_Logarithms/59_3.2.1-f+g_x-^m-A+B_log-e-a+b_x-over-c+d_x-^n-^p