Answer:
3x^{3} -66
Step-by-step explanation:
 
        
             
        
        
        
Distance = final height - depthOFdolphin
Distance = 2.4 - (-5.5) 
Distance = 2.4 + 5.5 
Distance = 7.9 meters
        
             
        
        
        
6 grams of fat in a snack then 50 grams of protein in snacks
 
        
             
        
        
        
Answer:
4.6cm
Step-by-step explanation:
v=4/3πr^3
128π=4/3π^3
128π×3=4πr^3
384π\4=πr^3
96π\π=r^3
96=r^3
3√96=r
r=4.579
r=4 6cm