The “Learn University Mathematics” course really needs a review and modifications !!! it has lots of errors in numbers and definitions, for example "3 x 10^5 = 300 !! "
any way I’m sending this email to tell about levels number 127 (Theorems: Various, the all answers is (No name) !!! and it takes a time and nerve to learn it !!) and also Level 131, 132 (How can I know number of a theorem !! it’s not logical