Question

if y = f(X) = ax−b/bx−a show that x = f(y)

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

Given f(x) = y =(ax - b)/(cx - a)

=> y*(cx - a) = ax - b

=> cxy-ay = ax - b

=>cxy- ax = ay - b

=> x*(cy - a) = ay - b

=> x =  (ay - b)/(cy - a)

=>f(y) = x = (ay - b)/(cy - a