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f(x) is an increasing function when its gradient is positive. To find the the gradient of the the function we must differentiate it:d/dx f(x) = 3x² - 9. To differentiate we multiply the exponen...

(Binomial)P(G=3) : (₁₀C₃)(3/7)³(4/7)⁷

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...

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...

The city of Salford is marketed as being a modern city with various contemporary features to underpin this imagery of the city. The city has recently undergone various major developments with the creation...