22 Apr 2021

Formulae & Tables (Log Tables)

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Hi everyone, here is a copy of the Irish State Formula Book, it is English only and trimmed to the max πŸ™‚ Note: There is an error in the PDF, the power on the volume of a Sphere should be a 3 and not a 2. This was only a draft document and not the...
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12 Apr 2021

Junior Cert (O) Maths — Income Tax

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Junior Certificate Examination 2019 Mathematics Paper 1 Higher Level Question 4a   Junior Certificate Examination 2018 Mathematics Paper 1 Higher Level Question 10   Junior Certificate Examination 2015 Mathematics Paper 1 Higher Level Question 3   Junior Certificate Examination 2014 Mathematics Paper 1 Higher Level Question 7   Junior Certificate Examination 2013 Mathematics Paper 1...
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9 Apr 2021

Leaving Cert (H) Maths – Financial Maths

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Leaving Certificate Examination 2020 Mathematics Paper 1 Higher Level Question 5   Leaving Certificate Examination 2017 Mathematics Paper 1 Higher Level Question 8   Leaving Certificate Examination 2015 Mathematics Paper 1 Higher Level Question 6 Leaving Certificate Examination 2013 Mathematics Paper 1 Higher Level Question 6   Latest PSI Licence: β€œContains Irish Public Sector Information...
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3 Apr 2021

Leaving Cert (H) Maths — Complex Numbers

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Leaving Certificate Examination 2020 Mathematics Paper 1 Higher Level Question 2   Leaving Certificate Examination 2019 Mathematics Paper 1 Higher Level Question 5   Leaving Certificate Examination 2018 Mathematics Paper 1 Higher Level Question 4   Leaving Certificate Examination 2017 Mathematics Paper 1 Higher Level Question 2   Leaving Certificate Examination 2016 Mathematics Paper 1...
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3 Apr 2021

Leaving Cert (H) Maths — Proof By Induction

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Leaving Certificate Examination 2020 Mathematics Paper 1 Higher Level Question 7d   Leaving Certificate Examination 2019 Mathematics Paper 1 Higher Level Question 2   Leaving Certificate Examination 2018 Mathematics Paper 1 Higher Level Question 4a   Leaving Certificate Examination 2016 Mathematics Paper 1 Higher Level Question 4a   Leaving Certificate Examination 2014 Mathematics Paper 1...
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31 Jan 2021

Factorising Quadratics

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So, in this video I’m looking at speed-running the factorization of . Again, normal rules apply, basically I can only do what an exam student can do (e.g. use an approved calculator etc.). I do pre-program into my calculator the quadratic formula, this is something you are allowed to do for the Leaving Cert! πŸ™‚
30 Jan 2021

What Happened to Question of the Day?

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So, I’ve being trying to do an interesting question per day in the hope that others will find the solution interesting or useful. However, considering some of my videos have 0 views, it would seem the answer is a no πŸ™‚ So, rather than continuing putting more months of work into this instead I’ll look...
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16 Jan 2021

Question of the Day

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[Continues from yesterday] Formally test the equality of the long-run average values for the indices at the two sampling stations, using a significance level of . Calculate the 95 percent confidence interval for the difference between the long-run averages. Explain the relationship between the results of these two statistical analyses.
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