31 Test file number 43

  31.1 Problem number 22
  31.2 Problem number 23
  31.3 Problem number 24
  31.4 Problem number 25
  31.5 Problem number 68
  31.6 Problem number 73
  31.7 Problem number 126
  31.8 Problem number 127
  31.9 Problem number 128
  31.10 Problem number 129
  31.11 Problem number 130

Test folder name:

test_cases/1_Algebraic_functions/1.2_Trinomial_products/1.2.2_Quartic/43_1.2.2.6_P-x-d_x-^m-a+b_x^2+c_x^4-^p