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As evidenced in liberal democracies where compulsory voting is a federal law, this has had a positive impact on political participation and has been proposed by campaigners such as Graham...

Newton's law of gravitation is: F_G=(GMm)/(r²).First of all, it's a good idea to draw a diagram of the planet and star, labelling the directions of the centripetal force and and the p...

To do this, we draw a prime factor tree (whiteboard). The easiest way is to keep dividing by 2 (which is a prime number) until we get an odd number. 144/2 = 72 and 72/2 = 36 and 36/2 = 18 and 18/2 = 9 whi...

Aggregate demand is the total demand for all goods and services in an economy; it is essentially gross domestic product. Its components are consumption, investment, government spending and net exports (ex...

This is a Quadratic equation so you would try to factorise.If it was on the calculator paper use the equation (You don't need to memories this equation, but you have to be commutable using it).However thi...