cassmorrison27 cassmorrison27
  • 20-08-2014
  • Mathematics
contestada

find the inverse of the function: f(x)= 2x-3/x+1
I need the steps to solve for y I get stuck after I multiply both sides by y+1

Respuesta :

luana
luana luana
  • 20-08-2014
[tex]f(x)=\frac{2x-3}{x+1}\\\\ y=\frac{2x-3}{x+1}\\\\ y(x+1)=2x-3\\\\yx+y=2x-3\\\\yx-2x=-3-y\\\\x(y-2)=-3-y\\\\ x=\frac{-3-y}{y-2}\\\\ f(x)=\frac{-3-y}{y-2}[/tex]
Answer Link

Otras preguntas

There are three people in John's family. The range of their shoe sizes is 4. Two people in the family wear shoe size 6. John's shoe size is not 6 and it is not
Which of these describes a first order reaction? A. The rate is inversely proportional to the concentration of the reactant. B. The rate is directly proportiona
Of the 50 U.S. states, 4 have names that start with the letter W. What percentage of U.S. states have names that start with the letter W?
What is Ramadan, and what do Muslims do to show that it is important?
how did Europe's role in global trade change after the European discovery of the americans?
A poster is 16 inches long and 24 inches wide. It is enlarged so that the shorter side is 24 inches. What is the length of the longer side?
One reason why Germany did NOT become a strong unified state during the Middle Ages was because __________. a. t was ruled by foreign rather than native princes
Many people became Buddhists soon after it was founded because __________. a. he Brahmans accepted Buddhism as an improvement of Hinduism b. t weakened the powe
in "death, be not proud." the speaker is addressing his words to
Ustedes___ (estudiar) en la biblioteca