game2k1 game2k1
  • 05-06-2019
  • Mathematics
contestada

if f(x) and f^-1 (x) are inverse fuctions of each other and f(x) = 2x+5 what is f^-1(8)​

Respuesta :

mjmccarth1210 mjmccarth1210
  • 05-06-2019

Answer:

1.5

Step-by-step explanation:

first you find the inverse of the equation

Switch the x and y so

x=2y+5

x-5=2y

(x-5)/2=y

then you plug in 8 for x

f-1(8)= (8-5)/2

f-1(8)= 1.5

Answer Link
joshua062320 joshua062320
  • 03-03-2021

Answer:

Its B. 3/2

Step-by-step explanation:

Just took this lol :)

Answer Link

Otras preguntas

The remove excess water, salts, uric acids, and chemicals from the blood
Order each set of numbers from greatest to least square root 43, 3.6, -3 square root 2?
• there are approximately 3,000,000,000 base pairs in the mammalian genome (genes constitute only a small portion of this total) • there are approximately 10,00
What does motivation mean in language arts?
Theo is in target looking for a gift for his girlfriend. theo is not sure of what he wants except in general terms. at what level of need awareness is theo in?
The dots on the map represent deep, underground hydrothermal resources in the United States. Why do more hydrothermal resources exist in the western regions of
Given the cost formula, y = $7,000 + $1.80x, total cost for an activity level of 4,000 units would be:
How to find the x with trig functions
De vi attractiva ignis electrici meaning
By law, all tax laws must originate with the