andre21210
andre21210
04-08-2015
Mathematics
contestada
Let f(x) = x2 - 81. Find f-1(x).
Respuesta :
JaySL
JaySL
04-08-2015
This is equivalent to finding a function g in which [tex]g(x^2-81)=x[/tex].
We simply reverse the actions of the initial function by adding 81 back and taking the square root. Therefore, [tex]f^{-1}(x)=\sqrt{x+81}[/tex].
Answer Link
VER TODAS LAS RESPUESTAS ( 71+ )
Otras preguntas
Nonrenewable energy sources come out of the ground as liquids, gases, and solids. We use crude oil to make liquid petroleum products such as gasoline, diesel fu
Randall has 18 framed photos of african animals that he wants to hang in the family-room wall. what are all the way randall can hang the pictures in an array
solve: x/5 = 10 plz help thank you
what is an ethical design dilemma
A person invests 4500 dollars in a bank. The bank pays 6.25% interest compounded semi-annually. To the nearest tenth of a year, how long must the person leave t
A father and his son are celebrating the father's 75th birthday.
During the Han dynasty's golden age, artisans developed techniques for: A. processing iron into steel. B. making cement for building. C. sewing cotton into fire
Please help!!!!!!!!!!! Katie and Tyler are working at their lemonade stand. They have sold 2 1/2 pitchers of lemonade and now have 1/3 of a pitcher left to sell
Find the area of all shaded regions. Give your answer as a completely simplified exact value in terms of pi. (no approximations)
Jason purchased a pack of game cards that was on sale for 13% off. The sales tax in his county is 8%. Let y represent the original price of the cards. Write an