samaryperez44
samaryperez44
23-02-2015
Mathematics
contestada
Help help help help thanks lol
Respuesta :
konrad509
konrad509
23-02-2015
[tex]f(x)=x^2-81\\ y=x^2-81\\ x^2=y+81\\ x=\pm \sqrt{y+81}\\ f^{-1}(x)=\pm \sqrt{x+81}\\[/tex]
[tex]f(x)=2x-6\\ y=2x-6\\ 2x=y+6\\ x=\dfrac{1}{2}y+3\\ f^{-1}(x)=\dfrac{1}{2}x+3\\ f^{-1}(2)=\dfrac{1}{2}\cdot2+3\\ f^{-1}(2)=1+3\\ f^{-1}(2)=4[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 29+ )
Otras preguntas
Why were people concerned with the East India Tea's Company monopoly over the tea industry?
What is the slope of the line?
Last year, 1,920 athletes finished the Cedarburg Marathon. This year, the number of runners crossing the finish line was 15% lower. How many athletes finished t
Will mark brainliest if you can resolve this problem ( 2 possible answers, NO LINKS OR ANSWERS WITHOUT EXPLANATION) I can give u the permission of drawing the b
1After the IRB reviews and approves your protocol, informed consent, and associated documents, you should receive:
5. What is intellectual property? (1 point) Brainliest if correct
A municipality with a city manager has which form of government? O strong mayor O council-manager O weak mayor O special-purpose
Junior adjective 1. lower in rank or length of service 2. relating to youth or childhood noun 3. a student in the third year of their secondary or higher educat
Find the value of x needed to make the equation true: -8.25x+12-1.75x=10.5x+1.75 − 8 . 25 x + 12 − 1 . 75 x = 10 . 5 x + 1 . 75 Please write your answer as a de
What do you already know about gases?