Mathematical problems in Olympiad senior high school

The first m 1 box has p 1 balls, and the second m2 box has p2 balls. ...

Otherwise, putting n balls in m boxes will be more than n balls! This arrangement can only be understood as the box with p 1 ball cannot be interchanged with the box with p2 ball. ...

Mathematics and applied mathematics major, want to take an examination of graduate students majoring in finance, is this feasible?

High school mathematics is urgent.

Math Poker 24 points

Answers to four after-school exercises in senior high school mathematics compulsory course

What is the combination of matching and indexing?

Employment prospect of normal students majoring in mathematics and applied mathematics

The sixth grade math winter vacation homework problem contains the answer.

Postgraduate entrance examination public course: adjust the state and prepare for the 10 exam?

Where is the test center for college entrance examination in Daxing District?

How to calculate the curvature k?