3do mention the domain and codomain to check if the function is bijective or not .........
Find the inverse of y=\frac{10^x-10^{-x}}{10^x+10^{-x}}.
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11dei, i have posted the complete question.....idhu dhan irundhudhu..
3sorry a small error ...... make it .........
log√x+1/1-x = y ............
clearly its definded only for x ε [1,0) U (0 , - 1)
3take componento dividento on both sides
we get
1+y/1-y = 10^2x
take log
and we get x = log√y+1/1-y
replace x by y ,,,
11bore da..... slept at almost all exams.....sunday after sunday. What do u expect me to do?
11did well (except in JEE).....but really boring
i thought this period wud be really exciting
