The function f is defined on the set of real numbers f(x) equals to 4x + 3 find f^-1(x) and hence determine f^-1(½)
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The general equation of a line is:
When m is the gradient and x1 and y1 are the coordinates of the points on the line
Therefore:
When m is the gradient and x1 and y1 are the coordinates of the points on the line
Therefore:
