What is the sum of the polynomials?
(7x2 - 4x) + (2x - 4x4)
                                             
                                          
                                          
                                        
											 
											Answer:
d) 9x^3 - 8x^2
Explaination:
7x^3 - 4x^2 + 2x^3 -4x^2
= 9x^3 - 8x^2