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If y=2.52 when x=8.4, what is y when x=2.7

 

Pls explain i don't understand 

 Sep 30, 2015
 #1
avatar+99351 
+5

We  need to find the variation constant, k, in this type of equation:

 

y= kx   so we have

 

2.52  = k(8.4)   divide both sides by 8.4

 

k = 2.52/8.4 = .3

 

So .....when x = 2.7....we have that :

 

y =(.3)2.7  = .81

 

 

cool cool cool

 Sep 30, 2015
 #2
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^_^

 Sep 30, 2015
 #3
avatar+266 
0

Let g(x) be reflected of f(x)=x^2+ in the axis. What is the function rule for g(x)

 Oct 9, 2015
 #4
avatar+266 
0

Let g(x) be reflected of f(x)=x^2+ in the axis. What is the function rule for g(x)

 Oct 9, 2015
 #5
avatar+266 
0

Let g(x) be reflected of f(x)=x^2+ in the axis. What is the function rule for g(x)

 Oct 9, 2015

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