B because the multiplication has different signs
        
             
        
        
        
A qualitative prediction is made by using senses and educated guesses, unlike quantitative observations which use scientific methods. For example, you take a rock and examine it. One qualitative observation of this rock is it is smooth and gray. A quantitative observation is it is two pounds.
Hope I helped :))
        
             
        
        
        
Answer:
See below
Step-by-step explanation:

Considering

Once the derivative of a constant is 1 and  
Then,

Therefore,
