equation of the normal

An equation of the normal to the graph of f(x) = x / (2x-3) at (1,f(1)) is ........

find f'

Then, the slope of the normal will be -1/f'

Make the equation g(x)= -1/f' + b
put in the point 1, f(1), and solve for b, and you have it.

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asked by Jen

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