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Help.

 Nov 1, 2017
 #1
avatar+98005 
+1

All we need to do here, NSS, is to find the vertex

 

It appears that it is  ( 50, 150 )  =  (h, k )    

 

So....the form is

 

y =  a (x - h)^2 +  k  =  a(x - 50)^2  +  150   

 

Note  .... "a"  =  - 3/ 50 

 

So.......Your answer is correct  !!!!.....good job !!!

 

 

cool cool cool

 Nov 1, 2017

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