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let f:R-R defined as f(x) =2x-3/5 be an invertible function . what is f^-1

Posted by Neetu Bhardwaj 8 years, 2 months ago

CBSE > Class 12 > Mathematics

2 answers

Abhishek Rawat 8 years, 2 months ago

Take f(x)=y and use y=2x-3/5 to find value of X in terms of y. The new equation u will get would be the inverse or g(y). It is simple to calculate the inverse. But the real task is to check or prove it. By proving gof and fog -identity function, u can prove it the inverse of given equation.

Abhishek Rawat 8 years, 2 months ago

(5y+3)/10

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