Question

What is the sum of the polynomials? plzz help

(9x4−13x3−x−7)+(7x3−2x+1)

9x^4−6x^3−x−8
9x^4−6x^3−3x−6
−6x^6+9x^4−3x^2−6
−6x^6+9x^4−x−8

Answer 1

I think its the... second.... please correct me if im wrong :(

Answer 2

Answer:

Its the second one

Step-by-step explanation: