Category: 11 HL Homework

Complete the following questions for our next lesson. These are all relatively short, so you should be able to complete all questions for our lesson on Monday.

Pages 232–233 questions 3, 5, 12, 15, 18, 20, 21, 26, 31, 33, 44, 47, 48, 54, 56, 57, 60, 61, 63, 67, 69, 71, 72–77, 79, 80, 84

Here’s a short homework assignment on proof by indication, to be collected on Wednesday, February 3rd.

Show that \(6^n+4\) is divisible by \(10\) for all \(n \in \mathbb{Z}^+\).

Update: You can download the template from class here.

While I expect you would have copied this question down in class, here’s the question we were looking at on Thursday.

Find the coefficient of \(x^2\) in the expansion of

1. \((2-x)(5x+3)^7\)
2. \((2-x)^3(5x+3)^7\)

Answers can be checked using the CAS functionality of GeoGebra.