One expression could be three x to the power of two. Let me know if that's right :)
        
             
        
        
        
Answer:
9th term of the sequence.
Step-by-step explanation:
well, all they are doing in this problem is adding the numbers. 3+3=6+6=12+12=24+24=48 and so on. If you keep going, you'll get 48+48=96+96=192+192=384+384=768+768=1536
 
        
             
        
        
        
Answer:
530.60 for interest on 3 months you don't make any payments
 
        
             
        
        
        
Answer:

Step-by-step explanation:
NOTE : 

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f(x) = x² + x +1
      
      
      
      