E^x is not zero for any finite value of x.
The number of values for which e^x is zero is zero.
        
             
        
        
        
Answer:
d. reflect triangle abc across line ab
Step-by-step explanation:
 
        
             
        
        
        
Answer:  -1x - 1
Step-by-step explanation:
2 -1x -3  
2-3 = -1 
-1x - 1 
 
        
             
        
        
        
Answer:x=20/y
Step-by-step explanation:
x α 1/y
removing the constant of proportionality sign α and replace it with =k
x = k/y
x=10 y=2
10 = k/2
Cross multiply 
10x2=k
20=k
k=20
Substitute k=20 in x=k/y
x=20/y.........required equation 
 
        
             
        
        
        
Hey!!
Here is the answer to your question
1- B
2-A