9514 1404 393
Answer:
   y = x^2 +10x -9
Step-by-step explanation:
Quadratic regression generally requires the use of "technology" to aid in finding the equation of the curve of best fit. Use the technology you've been introduced to.
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When only a few data points are provided, I prefer to use the Desmos graphing calculator. It shows the equation to be ...
   y = x^2 +10x -9
 
        
             
        
        
        
Answer:
6 feet 
Step-by-step explanation:
Volume of a rectangular prism = L × W × H 
15 feet × 8 feet × H = 720 feet ³ 
120H = 720
H = 720 ÷ 120
H = 6 feet
 
        
             
        
        
        
Answer:
27 = 3 , 3, 3
63= 3 , 3, 7 
54= 3 , 3, 3, 2
HCF OF 27, 63 AND 54 = 3 X 3 = 9
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