Answer :

carlosego
For this case we have the following polynomials:
 5x ^ 5 + 2x - 1
 6x ^ 5 + x + 8
 Adding we have:
 (5x ^ 5 + 2x - 1) + (6x ^ 5 + x + 8)
 We group in similar terms:
 x ^ 5 (5 + 6) + x (2 + 1) + (-1 + 8)
 Rewriting we have:
 11x ^ 5 + 3x + 7
 Answer:
 
11x ^ 5 + 3x + 7
 
option D

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