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

Add an intersection with a red light times are normally distributed with a mean Time of three minutes and a standard deviation of .25 minutes approximately what
Help! Please write the coordinates
Why did the Aztecs sacrifice of war to the god Huitzilopochtli?
At the gym one balance beam is 15 feet long wile the others is 162 inches long which is longer
APUSH Period 8 : 1945-1980 While the Gulf of Tonkin resolution essentially gave the president a "blank check", this act limited presidential power. a) SALT I b
Most present-day Israelis originally came from _____.
There are 10 gallons of water in a tank. Each minute, 4 more gallons are added. The volume of the water in a tank after t minutes is V (gallons). What is the fo
When two reactants combine to form one product, it is called ______________ . A. double displacement/replacement B. single displacement/replacement C. snythe
Find the value of x. Round to the nearest degree. show your work.
whats the meaning of poll tax?