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

Number 2 and 3 please
An important 1913 Texas law gave women ___________. a. the right to vote b. more control over the property they owned before marriage c. healthcare protection
i have two questions. please answer asap. this is living env.1. is cloning ethical ? why or why not ?2. Is there a difference between cloning a monkey versus cl
how to increase the current in a circuit
PLEASE HELP MEEEE ASAP!!!!!!!!hopefully its showing up as a picture...
A target with the diameter of 14 cm has 4 scoring zones formed by concentric circles. the diameter of the center circle is 2 cm. The width of each ring is 2 cm.
Is there any difference between Latina and Hispanic
Which energy source input caused the solar panels to generate electrical energy
Measuring Circles: Question 1 A bicycle wheel has a circumference of 66 inches. What is the approximate radius of the wheel? Round to the nearest hundredth, and
I can’t really do it on my own soooooo.