Answer:
0.8= 2.1448=2.1379
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
We have the expression:

The first thing we want to do, is to have the same denominator in both equations, then we need to multiply the first term by (2/2), so the denominator becomes 4*x
We will get:

Now we can directly add the terms to get:

We can't simplify this anymore
 
        
             
        
        
        
Answer:
86
Step-by-step explanation:
 
        
             
        
        
        
Step-by-step explanation:
The significance level, also denoted as alpha or α, is the probability of rejecting the null hypothesis when it is true. For example, a significance level of 0.05 indicates a 5% risk of concluding that a difference exists when there is no actual difference
 
        
             
        
        
        
Answer:
the slope would be 0
Step-by-step explanation: