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Knowing when to use the present subjunctive instead of the present indicative can be tricky, but luckily there is a handy acronym to help you remember when you need it…WEIRDOHKAnswered by Hannah K. • Spanish tutor1839 Views
First consider each equation separately and label them with a number. x2 + y2 = 25 (1) y - 2x = 5 (2)This question is difficult as it involves squa...
y2 + 27y = y(y + 27)To factorise you need to find the common factor between each part of the equation. In this case y is common between the different parts of the equation. Therefore you take y...
An oligopoly is a type of market structure. A good example to think about would be the supermarket industry, where we can see our main suppliers of this industry are the likes of Tesco, Asda, Aldi etc. In...
a) First sweet you pick will be soft centred in 7 out of 11 cases, so the probability is 7/11when you are picking up a second sweet there are only 6 hard centred left and a total of 10, so the probability...
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