meszameredrake1
meszameredrake1 meszameredrake1
  • 05-06-2017
  • Mathematics
contestada

What is the inverse of the function f(x) = 2x – 10?

Respuesta :

ReinaInoue
ReinaInoue ReinaInoue
  • 06-06-2017
ANSWER:

f(x)⁻¹ = (x+10)/2

WORKING OUT:

f(x) = 2x - 10

y = 2x - 10

*Replace all 'y' values with 'x' and vice versa*

x = 2y - 10

*Make y the subject of the equation*

2y = x+10

y = (x+10)/2
Answer Link

Otras preguntas

a tram moved upwards 3 meters per second for 27 seconds. what was the total change in the team's elevation
Would appreciate many answers! HELP FAST! I could not tell why I ought to be deprived of the same privilege. Which words in the passage help the reader to deter
A picture 1.5 in by 2.5 in is enlarged in the ratio 5:8. Find the dimensions of the enlarged copy.
The dog slunk in the back door with his tail between his legs. which best analyzes the meaning created by the underlined word
The graph below shows part of Lisa's trip to and from school. Which segment of the graph shows Lisa returning closer to home?ABCD
What is software ownership
Mary has ​$ 160. She is buying beads for a necklace that cost ​$ 4 each. Use this information to answer questions 5 dash –6. 5. Write an equation showing the re
Whose power increased after the fall of the Roman Empire? Islam, Jews, the Catholic Church, or the pagans?
How many reflection symmetries does a five-pointed star have?
Which unit rate is the lowest price per ounce? Choice A: 6 ounces of chocolate chips for $2.49 Choice B: 8 ounces of chocolate chips for $3.32 Choice A Choice