keastlov033
keastlov033 keastlov033
  • 04-09-2020
  • Mathematics
contestada


What is the inverse of the function f(x) = 2x – 10? A. h(x) = 2x - 5
B. h(x) = 2x + 5 C. h(x) = 1/2x - 5 D. h(x) = 1/2x - 10

Respuesta :

mchomvuramchopa mchomvuramchopa
  • 04-09-2020

Answer:

f^-1(x)=1/2x+5

Step-by-step explanation:

y=2x-10

inteechange 'y' with 'x'

x=2y-10

make 'y' the subject

2y=x+10

divide by 2both sides

y=(x+10)÷2

y=1/2x+5

f^-1(x)=1/2x+5

Answer Link

Otras preguntas

plz help i dont understand
After typing 1/4 of a term paper on Friday, Richard completed 2/3 of the remainder on Saturday. If he wanted to finish the paper that weekend what part was left
A diver is 30 metres/99 feet underwater. the water pressure at this depth would be ______ times more than the pressure at the surface.
True or false : there are ordinary people dressed as pirates in the paradfe
if f(x)=square root x and g(x)=x^3-9, find the compositions f o g, g o f, f o f, and g o g.
Which of the following statements explains how to solve for l using the formula A = lw, when A = 28 1/2 and w = 2 1/2
A lawn mower is an example of a compound machine.
Philip pays $1620 in rent every month. This amount is $120 more than twice what his brother Paul pays for rent. How much does Paul pay for rent?
what is the value of 3xy+5x-y/2 if x=12 and y=8
find the product (a+4b)(2a-b)