Quiz 4, MAT115R

Make sure that your name is on your paper. There are 10 points total. Show work!
  1. (3 pts) Draw Pascal's triangle to the "6 row".

  2. (2 pts) Indicate on your drawing of the triangle where the triangular numbers are found in the triangle, in a systematic way, as well as the powers of two.

  3. (2 pts) Explain how your Pascal's triangle can be used to find the number of ways of choosing 3 donuts from among 6 donuts offered.

  4. (3 pts) What did we learn from Yang Hui's version of the triangle? Write down everything you can: I'm looking for the completeness and accuracy of your information.