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Factorise the equation (the equation is quadratic in sin(x) )2 sin²(x) - sin(x) - 1 = 0(2sin(x) + 1)(sin(x) - 1) = 0Work out the solutions to the quadratic equation2sin(x) +1 = 0 or ...

The key things to remember in writing our essay are clarity, relevant case studies and having a clear line of argument throughout. To do so, we'll want to start by breaking down the given essay question. ...

Reciprocity refers to a two-way interction between the caregiver and baby, where they take turns in responding to each other. The interaction is sustained as they continuously elicit responses from each o...

-       The consumer price index is the official measure of inflation in the UK -       2 surveys are conducted. The first survey is the Living Costs and Food surveys which involves approx. 7000 household...

Up until now you may have been given functions like f(x)= 7x^3 +cos(x) and been told just to differentiate. What your teacher really meant was to differentiate with respect to x. The chain rule allows us ...