felixfelicis08 felixfelicis08
  • 01-07-2017
  • Mathematics
contestada

Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x.

f of x equals eight divided by x and g of x equals eight divided by x

Respuesta :

amathzing
amathzing amathzing
  • 01-07-2017
f(x) = 8/x and g(x) = 8/x

To find f(g(x)), all you do is substitute g(x) into the x value of f(x). 

So f(g(x)) = 8/(8/x) which = x

Similarly g(f(x)) is found by substituting f(x) into the x value of g(x)

g(f(x)) = 8/(8/x) which = x
Answer Link

Otras preguntas

When the supervisor-to-subordinate ratio exceeds manageable span of control, additional Teams, Divisions, Groups, Branches, or Sections can be established. Whic
(9x + 42) – 5x = -70 what is the value of x
can anyone help me with these questions
Which number is most likely an irrational number? 2.200000000... 21.844444444... 45.320320320... 0.180942869... A. 45.320320320... B. 2.200000000... C. 21.84444
How should this sentence be changed ?My aunt Debra owns three dogs she wants to get another one
whats the Quotient and remainder of 371 divided by 8
6. Some members of the faculty (is-are) present.​
Solve for x. 5(x+1)≤5x+3 no solution all real numbers x≤1 x≤7
Page 127 "And there on the small screen was the burnt house, and the crowd and something with a sheet over it and out of the sky, fluttering, came the helicopte
What is the equation for the line that is perpendicular to line m, through B