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This is a really common concern because, even though we have the subjunctive in English, it isn't used nearly as commonly as in Spanish and is often used incorrectly! The first thing to remember is that the ...

When integrating a long chain of functions, we can integrate each term seperately and combine them. Let us now integrate:∫21x 6 dx = 21∫x 6 dx. Using the Power Rule [∫x a dx = (x a+1 /a+1)], we can say that ...

Write as y=uv u=x v=e x du/dx=1 dv/dx=e x Using the product rule, dy/dx=v du/dx + u dv/dx So dy/dx=e x (1)+x(e x )=e x (1+x)

Before you begin writing… Read widely around the question. Research the author/ playwright, historical/ political context and critical opinions on the text. This will give you an idea of your hypothesis* . W...

(ii) Air resistance is said to be negligible in the question and since air resistance would be the only horizontal force acting on the jet, the horizontal force is also 0. (1 mark) This results in the horizo...