mathmath333
  • mathmath333
Find the inverse function
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
mathmath333
  • mathmath333
\(\large \color{black}{\begin{align} & \normalsize \text{Find the inverse of } \hspace{.33em}\\~\\ & f(t)=\dfrac{10^{t}-10^{-t}}{10^{t}+10^{-t}} \hspace{.33em}\\~\\~\\~\\ & a.)\ \dfrac12 \times \log_{10} \left(\dfrac{1-t}{1+t}\right) \hspace{.33em}\\~\\ & b.)\ \dfrac12 \times \log_{10} \left(\dfrac{t-1}{t+1}\right) \hspace{.33em}\\~\\ & c.)\ \dfrac12 \times \log_{10} (2t-1) \hspace{.33em}\\~\\ & d.)\ \text{none of these} \hspace{.33em}\\~\\ \end{align}}\) i think its d.)
alekos
  • alekos
I get 1/2 log[(t+1)/1-t)]
mathmath333
  • mathmath333
the book has given option b.) as correct.

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alekos
  • alekos
ok, must have one of the steps incorrect
TheCatMan
  • TheCatMan
is it a mc graw hill book ive spent hours on mistakes by the company with 4 math teachers. dont trust the book entirely.
mathmath333
  • mathmath333
i also get the same as alekos
TheCatMan
  • TheCatMan
i sight with @alekos
mathmath333
  • mathmath333
which book u talking about
TheCatMan
  • TheCatMan
the McGraw Hill standard algebra 1 b
TheCatMan
  • TheCatMan
the 2014 edition
alekos
  • alekos
yeah the book's wrong. just double checked my steps.
alekos
  • alekos
thanks guys

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