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When dealing with complex numbers and trigonometric functions, always turn to DeMoivre's Theorem that states [cos(θ)+isin(θ)]ⁿ = [cos(nθ)+isin(nθ)]. If we set n=2, the we see a combina...

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Here we need to make a U sibstitution. So we take (x+3) and make this equal U so we now have the integral of u^1/2   . dx

In order to s...

Henry VII is credited with a successful rule due to the way in which England was able to develop; from a financially ruined, isolated, politically divided country after the War of the Roses, to a financia...

Firstly, identify who the work is by, the date it was made, and the materials used to make it. For example, Artemisia Gentileschi, Susannah and the Elders, 1610, oil on canvas. Now, it is important to ide...

The sequences of bases in a DNA molecule will determine the amino acid sequence in the protein that it encodes for. The bases are arranged in triplets where one triplet will encode for one amino acid in a...