2^31
use the rule that states the product of the same base with different powers you add them
(a^n) times (a^m) = a^(n+m)
        
             
        
        
        
Answer:
 12f-5f²+6f+10f²= 10f²-5f²+12f+6f=5f²+18f
 
        
             
        
        
        
Multiply 3800 by 14 by 6.4% and you will get your answer
        
             
        
        
        
Answer:
B
Step-by-step explanation:
26 letters 10 numbers no repeating
P(26,2)×P(10,4)
=26×25×10×9×8×7=3276000