Consider the diagram below, with points A(2; 2) and B(-4:5)

Determine the gradient AB. termine the equation of AB, in the form y = mx + c. \text { If } f(x)=2 x-7, \quad g(x)=\frac{2}{x+5} \text { and } k(x)=x^{2}-2 x+7 Calculate the following: f(10) k(-2) \cdot g(1) f(g(3))