briannamartns05 briannamartns05

03-02-2015
Mathematics

contestada

Let f(x) = 7x - 13. Find f-1(x).

Respuesta :

04-02-2015

[tex]f(x)=7x-13 \\ \\ y=7x-13 \ \ \ |+13 \\ y+13=7x \ \ \ |\div 7 \\ x=\frac{1}{7}y+\frac{13}{7} \\ \\ \boxed{f^{-1}(x)=\frac{1}{7}x+\frac{13}{7}}[/tex]

Answer Link

Otras preguntas

Why were the states of raid of having a central government?

Sally is 10 years old. Her mother is five times older. How old Sally's mom?

sound would travel the slowest through which of these? a. door b. soda c. ice cube d. fresh air

Does an antagonist have to be a villain?

write an expression to represent the volume of the composite figure, 1in 1in 3in 5in 3in

If a disabled person is unable to board the bus in a wheelchair, what does the Americans with Disabilities Act require? A. that the bus company reimburse the ma

What is a classical civilization?

What social structure was abolished in Russia in 1861?

Hannah buys 2 1/2 pounds of dried fruit for $1.50. How much is she paying for one pound of dried fruit

How many pounds are in 15 tablespoons