Answer:
y = x^2 - 25
Step-by-step explanation:
curvy so nonlinear
 
        
             
        
        
        
the surface area is 160 cm 
 
        
             
        
        
        
Answer:
x=-1,y=1
Step-by-step explanation:
x+y=0
x-y+2=0
Therefore 0=x+y
x-y+2=x+y
2y=2
y=1
x+1=0
x=-1
 
        
             
        
        
        
Answer:


Step-by-step explanation:
Given : A major issue facing many states is whether to legalize casino gambling. Suppose the governor of one state believes that more than 55% of the state’s registered voters would favor some form of legal casino gambling.
 i.e. claim : 
Since alternative hypothesis shows there is statistical difference between the groups tested , it takes >, < or , ≠ sign.
Thus , the given claim is representing the alternative hypothesis :
 
Then, the null hypothesis will be (exactly opposite of alternative hypothesis ):
 
Thus , the appropriate null and alternative hypotheses.:

