InThinking Subject Sites
Subscription websites for IB teachers & their classes
Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.
IB Approved Workshops
Mathematics
IB MYP Category 1
Berlin, Germany, 23 - 25 August 2024
Find out more
Mathematics: Analysis and approaches
IB DP Category 1
Berlin, Germany, 23 - 25 August 2024
Find out more
Mathematics: Analysis and approaches
IB DP Category 1
Barcelona, Spain, 11 - 13 October 2024
Find out more
Mathematics: Applications and interpretation
IB DP Category 1
Barcelona, Spain, 11 - 13 October 2024
Find out more
Find all InThinking Workshops at www.inthinking.net
InThinking
Supporting international schools with high quality PD & interactive online resources
- Dynamic
- Creative
- Personal
Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.
Subscriber commentsSee all
- Hi Stephanie. You are correct. The solution set for #9 on SL Review Test 2 should include -9 since the inequality was < or =. Thank you for this very helpful feedback. I have corrected the answer and posted a new version (v2) of the worked...
- Hi Tim,Thanks for these review tests. I was using the SL review test 2 yesterday and I think #9 has an error in the key (should be < or = to -9?)
- Hi Varia. Thanks for pointing this out. The worked solution for MockE HL P3 Q.2 (b)(i) have incorrect values in the 2nd column for un. I made an error by starting the sequence with n = 0 (rather than n = 1) so each of my values should be one...
- Hi Tim,I am looking at P3 2024 Mock E HL Question 2bi.Using Recursion on GDC, your table implies that when n = 1, u1 = 1. But u1 = (1 + 11/2)1/2, so 21/2 = 1.4142. What am I missing?Varia