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# Category Archives: Uncategorized

## Whether you use BOMDAS or BODMAS the answer is the same

Apparently there is some discussion on the internet today as to the correct answer to this problem; 8 ÷ 2(2+2) = ?. It is reported that “Even mathematics experts are wading in – why? Because people are coming out with … Continue reading

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## Casio fx-83GT Plus Scientific Calculator upgraded to fx-83GTX

The fx-83GTX replaces the Casio Fx-GT scientific calculators offering additional features such as clearer display, clearer menus, faster processor and 14 additional functions. Allowed in every Irish exam where a calculator can be used. Recommended and approved for the Junior … Continue reading

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## Mental Maths

Arithmetic is of great importance to most of us in our daily lives. Whether it is making calculations in connection with an occupation or working out the grocery bill most of us tend to use methods we learnt as children … Continue reading

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## Happy Pi Day

Pi Day is celebrated on March 14th (3/14) around the world. Pi (Greek letter “π”) is the symbol used in mathematics to represent a constant — the ratio of the circumference of a circle to its diameter — which is … Continue reading

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## Another handy way to produce Trigonometric Table

Another handy way to work out the table of trig values is to use your hand as an aid to recall as shown in the image below. For sin values count the number of fingers to the left of the … Continue reading

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## Happy New Year

Janus the Roman god of beginnings, gates, transitions, time, duality, doorways, passages, and endings is usually depicted as having two faces, one looking to the future and the other to the past. Whether or not the month of January has … Continue reading

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## Simple way to produce Trigonometric Table

I have been asked by a reader of this blog if I have any tricks to help remember values in the trigonometric table. Well, Mohamed, here is a way to produce a version of the table. You can easily add … Continue reading

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## Work out rather than remember Trigonometric Formulae

If you can draw the picture, apply Pythagororas’ theorem and use similiar triangles you can work out the formulae.

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## GMG Launches Resource Pack for Leaving Cert Physics

This resource includes: A number of publications from Galway Maths Grinds: Making the most of your Scientific Calculator Time Management for Students Google Search for Students Making the most of the Formulae and Tables Booklet Resources from the State Exams … Continue reading

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## A way to remember Physics Formulae related to Electricity

It is not uncommon for students to make use of triangles like those shown on the left to help remember or quickly solve formulae based on equations of the form A=B.C or B=A/C. While these can be quite useful as … Continue reading

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