+0  
 
0
741
4
avatar+4116 

Help.

 Nov 1, 2017
 #1
avatar+127752 
+1

I used this calculator :

 

https://www.easycalculation.com/statistics/quadratic-regression.php

 

33 x^2 -24x +635

 

When  x  =  8

 

33(8)^2 - 24(8) + 635  =  2555

 

 

cool cool cool

 Nov 1, 2017
 #2
avatar+4116 
+1

I figured out the others! thanks 

NotSoSmart  Nov 1, 2017
 #3
avatar+127752 
+1

4. 

 

 -0.507x^2 +14.908x -36.141

 

The second function seems closest

 

 

cool cool cool

 Nov 1, 2017
 #4
avatar+4116 
+1

Thanks 

NotSoSmart  Nov 1, 2017

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