Answer:
-4
Step-by-step explanation:
(4-2)³ = 8
 so 8 - 3 x 4
is equal to -4
 
        
             
        
        
        
Answer:
a) x value is -2, min is -3(if thats y)
b) x value is 3, max is 21(if thats y)
Step-by-step explanation:
yes you do quadratic formula and such :)
 
        
             
        
        
        
Answer:
The first one, since that is the only one showing in the screen, 
and that is actually correct, since there are no intersecting points.
 
        
             
        
        
        
Answer:
A lurking variable is a variable that has an important effect on the relationship among the variables in the study, but is not one of the explanatory variables studied. Two variables are confounded when their effects on a response variable cannot be distinguished from each other.
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
To solve this problem, we can use the area of a circle formula:

<em>A = area</em>
<em>r = radius</em>
Lets plug the values into the equation:
 Calculate
     Calculate 
 Multiply
       Multiply  and 9 together
 and 9 together

The area of the truck wheel is 