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I like to think of gf(-5) as g ( f(-5) ), which helps visualise the order in which you need to calculate the output for each function. First you need to find the answer for f(-5), which you then use as t...

2x²-2x+4
=2x²+2x-4x+4
=2x(x+1)-4(x+1)
=(x+1)(2x-4)

Beck's negative triad focuses on negative schemas, maladaptive frameworks of understanding, that create cognitive biases which then lead to feeling of depression and lack of control. The triad includes bi...

A stationary point indicates that the gradient at that coordinate is 0. Hence we need to find the gradient of the line, set this to 0, and then substitute our value of x. Find dy/dx. Remember the equation...

A stakeholder is someone who has an interest in a specific business and is affected by a businesses actions. One type of stakeholder is a shareholder - a shareholder is an individual or institution that l...