Answer:
[tex]7x^3-2x^2-5[/tex]
Step-by-step explanation:
We need to add the two terms.
[tex](6x^3+3x^2-2)+(x^3-5x^2-3)[/tex]
Solving,
Combine the like terms and adding those terms
[tex](6x^3+3x^2-2)+(x^3-5x^2-3)\\=6x^3+3x^2-2+x^3-5x^2-3\\=6x^3+x^3+3x^2-5x^2-2-3\\=7x^3-2x^2-5[/tex]
So, the answer is:
[tex]7x^3-2x^2-5[/tex]