18bo16475 18bo16475
  • 17-04-2018
  • Mathematics
contestada

Write the inverse of the rational function f(x)=15x +50 over x+5

Respuesta :

beckiholmes101
beckiholmes101 beckiholmes101
  • 17-04-2018
f(x) = 15x + 50/x + 5
y = 15x + 50/x + 5
x = 15y + 50/y + 5
x(y + 5) = 15y + 50
xy + 5x = 15y + 50
5x - 50 = 15y - xy
5x - 50 = y(15 - x)
y = 5x - 50/15 - x

SO

The inverse of f(x) = 5x - 50 over 15 - x
Answer Link

Otras preguntas

The periodic table shows that a carbon atom has six protons. This means that a carbon atom also has...
Find the density of an object that has a mass of 5 kg and a volume of 50 cm3
A girl weighs 200 newtons. How much work does she do climbing 10 meters of steps?
What word describes all of the processes that happen in a living thing?
What word describes all of the processes that happen in a living thing?
Rebecca scored 60 out of 75 in her end of year test. What percentage mark did her teacher give her?
eassy on hard work leads to success
How do you find the x intercept and coordinates of the vertexfor the parabola y=x^2-14x+49????
“A horse pulls on a cart. By Newton’s third law of motion, the cart pulls back on the horse with a force equal to that exerted by the horse on the cart. The su
A cyclist accelerates from 0 m/s to 8 m/s in 3 seconds. What is his acceleration?