Question

Suppose that z varies jointly with x and y . Find the constant of proportionality k if z = 502.2 when y = 9 and x = 6 . k = Using the k from above write the variation equation in terms of x and y . z = Using the k from above find z given that y = 20 and x = 24 . z =

Name: suppose that z varies jointly with x and y find the constant of proportionality k if z 5022 when y 9 and x 6 k using the k from above write the variation equation in terms of x and y z using the k fro
Uploaded: 2023-07-08T12:01:24-08:00
Duration: 1 min 16 s
Channel: Gregory Higby
Description: suppose that z varies jointly with x and y find the constant of proportionality k if z 5022 when y 9 and x 6 k using the k from above write the variation equation in terms of x and y z using the k fro

          Suppose that  
z
   varies jointly with  
x
   and  
y
  .

Find the constant of proportionality  
k
   if  
z
=
502.2
   when  
y
=
9
   and  
x
=
6
  .
k
=
   

Using the  
k
   from above write the variation equation in terms of  
x
   and  
y
  .
z
=
   

Using the  
k
   from above find  
z
   given that  
y
=
20
   and  
x
=
24
  .
z
=

Added by Keyana W.

Elementary and Intermediate Algebra

Alan S. Tussy, R. David Gustafson 5th Edition

Instant Answer

Solved by Expert Gregory Higby

07/08/2023

Step 1

Given that z = 502.2 when y = 9 and x = 6, we can substitute these values into the equation to find k: 502.2 = k * 6 * 9 502.2 = 54k k = 502.2 / 54 k = 9.3 So, the constant of proportionality k is 9.3. Now, we can write the variation equation in terms of x and Show more…

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Suppose that z varies jointly with x and y . Find the constant of proportionality k if z = 502.2 when y = 9 and x = 6 . k = Using the k from above write the variation equation in terms of x and y . z = Using the k from above find z given that y = 20 and x = 24 . z =