Answer:
a) Domain: x≥0
b) Range:  y≤-2
c) x-intercepts: None
d) y-intercepts: (0,-2)
e) f(4)= -4
Step-by-step explanation:
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Answer:
0.77777778
Step-by-step explanation:
 
        
             
        
        
        
Volume of a cone = [(pi)r^2(h)]:3 = [3.14 (25m^2)(12m)]:3 = 314in^3.
        
             
        
        
        
Answer:
x <u>></u> 15
Step-by-step explanation:
4(x + 15) <u>></u> 120
Divide by 4
x + 15 <u>></u> 30
Subtract 15
x <u>></u> 15