Prove that the rational function y= (ax + b) : (x-a) is its own inverse. Please help me to solve this question, thanks.
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Originally Posted by tosucceed999 Prove that the rational function y= (ax + b) : (x-a) is its own inverse. Please help me to solve this question, thanks. Solve x= (ay + b) : (y-a) for y. You will get y= (ax + b) : (x-a), which was to be shown.
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