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In the photoelectric effect, the electromagnetic wave is thought to exist as quanta (discrete packets) of energy, called photons. When an EM wave is directed at a metal surface, the photons are absorbed b...

The question asks students to critically assess the view of philosophers and religious texts about whether an omnibenevolent (all-loving God) could show favouritism and partiality towards his creation. St...

Firstly, we need to look at completing the square. This is done by looking at the x^2-8x section of the equation. We need to find a way of converting it to the format of (x-a)^2. If you remember, when ...

Introduction: Utilitarianism is a teleological and consequentialist ethical theory that defines right and wrong by the "principle of utility", that it its usefulness to cause more pleasure than ...

Start by moving all the terms to one side of the inequality. In this case it's easiest to move the 6x to the left hand side by subtracting 6x from both sides, so that you are left with x^3 + x^2 - 6x >...