chapagainsubash062 chapagainsubash062

14-06-2021
Mathematics

contestada

if f(x)=3x-7,g(x)=x+2/5andg-1of(x)=f(x),find the value of x

Respuesta :

mathmate mathmate

14-06-2021

Answer:

x = 5/2 = 2.5

Step-by-step explanation:

Given

f(x) = 3x-7

g(x) = x+2

g^(-1)(x) = f(x)

First find g^(-1)(x) = h(x)

x=h(x)+2

h(x) = x -2

h(x) = x - 2 = f(x) = 3x-7

solve for x

x-2 = 3x -7

-2 + 7 = 3x - x

2x = 5

x = 5/2

Answer Link

Otras preguntas

keiko's computer can copy 32 files in 6 seconds. which fraction shows how fast keiko's computer copies, in lowest terms?

Which component of a virus is lacking in a cell?

What moon phase comes after a waxing crescent

Choose a state in the US and describe its location in two different ways

Why is euthanasia such a controversial issue?

In a free election in 1989, Lech Walesa came to power in A. Hungary. B. Romania. C. East Germany. D. Poland.

The Martin family's truck gets an average of 25 miles per gallon. Predict how many milrs they can drive using 7 gallons of gas.

what is the GFC of the numbers 12,18 and 26

What element of storytelling has remained true over the years

Which one of the essential nutrients is most likely to cause dental caries? A. Carbohydrates B. Minerals C. Proteins D. Fats