thewalkingdead11
thewalkingdead11 thewalkingdead11
  • 03-11-2017
  • Mathematics
contestada

Consider the function y = x^2 − 18x. Enter the values for the variables to complete the inverse

Respuesta :

barnuts
barnuts barnuts
  • 17-11-2017

Given the equation:

y = x^2 – 18x

 

Rewrite in vertex form:

y = x^2 – 18x + (18/2)^2 – (18/2)^2

y = (x – 9)^2 – 81

 

Swap x and y:

x = (y – 9)^2 – 81

 

Solve for y:

x + 81 = (y – 9)^2

 

y – 9 = sqrt (x + 81)

y = sqrt (x + 81) + 9

or

y = (x + 81)^(1/2) + 9

Answer Link

Otras preguntas

Which claim is supported by the information supplied by the map? A Japan pursued territories in Asia that were rich in mineral resources. B Japan's attack on Pe
what gender tachycardia affects most?
3 features of public opinion
Select the true statement about trend lines. O A. A trend line should be as close as possible to the points. O B. A trend line connects the points. O C. A trend
True or False: The term "A.P.A. standards" for properly citing sources and structuring research papers, stands for "American Print Administration."
Say that australia has a working population of 11,565,470 people, and that the average salary is $26,450 annually. how much tax revenue would australia generate
Explain the causes & effects of the Chinese Revolution
Abby is shooting a rocket off the top of a 128 foot tall building at a velocity of 96 feet per second. The equation to represent this is h(t) = -16t? +960 + 128
what is the purpose of placing a large electrolytic capacitor in the output side of a power supply
Morphine and codeine are the chief mind-affecting chemicals in the pain-relieving drug __________