Answer:
(x+3)( 3x^2 +5)
Step-by-step explanation:
3x^3+9x^2+5x+15
Split into two groups
3x^3+9x^2     +5x+15
Factor 3x^2 out of the  first group and 5 out of the second group
3x^2 ( x+3)  + 5(x+3)
Factor out x+3
(x+3)( 3x^2 +5)
 
        
             
        
        
        
Answer:
idk
Step-by-step explanation:
 i 123456788==3-4=2-5=06=20=0-54092=
Dont know 125887q2=5268-2654&+^[email protected]+^25^5#1=^5=2+56=426+
 
        
             
        
        
        
Answer: y=2x-3
Step-by-step explanation:
It will cross the y axis at -3 and the x axis at 3/2
 
        
             
        
        
        
Answer: Is the last one. D
Hope this helps