29 Mar 2022
Leaving Cert Higher: Non-parametric Equation of The Circle By Maths Grinds
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Leaving Certificate Examination 2021 Mathematics Paper 2 Higher Level Question 3 Leaving Certificate Examination 2020 Mathematics Paper 2 Higher Level Question 2 Leaving Certificate Examination 2019 Mathematics Paper 2 Higher Level Question 3 Leaving Certificate Examination 2018 Mathematics Paper 2 Higher Level Question 5 Leaving Certificate Examination 2017 Mathematics Paper 2 Higher Level Question 4... Read More
18 Mar 2022
Leaving Cert (H) Maths — Proof By Induction By Maths Grinds
Leaving Certificate Examination 2021 Mathematics Paper 1 Higher Level Question 4a 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... Read More
15 Jun 2021
LEAVING CERTIFICATE EXAMINATION 2021 MATHEMATICS PAPER 2 HIGHER LEVEL By Maths Grinds
Okay, so I’ve now done Paper 2, the only question I’m not happy with is 10b. I think what I did might be wrong but also I feel the question wasn’t clear anyway, I think the rest of the paper is fine. The paper had a nice bit of easy Trigonometry in it and the... Read More
12 Jun 2021
Leaving Certificate Examination 2021 Mathematics Paper 1 Higher Level By Maths Grinds
Hi all, I did Leaving Certificate Examination 2021 Mathematics Paper 1 Higher Level this weekend. So, it may not be 100% perfect but here is my attempt đŸ™‚ Also, I noticed the paper had very little choice even though it had “choice”, that is, it had a lot of Calculus in it, this I found... Read More
22 Apr 2021
Formulae & Tables (Log Tables) By Maths Grinds
Hi everyone, here is a copy of the latest Irish State Formula Book, it is English only and trimmed to the max đŸ™‚ 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... Read More
12 Apr 2021
Junior Cert (H) Maths — Income Tax By Maths Grinds
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... Read More
9 Apr 2021
Leaving Cert (H) Maths – Financial Maths By Maths Grinds
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: “Contains Irish Public Sector Information... Read More
31 Jan 2021
Factorising Quadratics By Maths Grinds
So, in this video I’m looking at speed-running the factorization of $4x^2 – 19x + 12$. 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... Read More
30 Jan 2021
What Happened to Question of the Day? By Maths Grinds
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 đŸ™‚ So, rather than continuing putting more months of work into this instead I’ll look... Read More
16 Jan 2021
Question of the Day By Maths Grinds
[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 $\alpha=0.05$. 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.