Respuesta :

The step by step solution is listed below:

[tex]10 x^{8}+11 x^{6} -2x+5-(8 x^{8}+6 x^{7}-5) \\ \\ = 10 x^{8}+11 x^{6} -2x+5-8 x^{8}-6 x^{7}+5 \\ \\ =10 x^{8}-8x^{8}+11 x^{6} -6 x^{7}-2x+5+5 \\ \\ =2 x^{8}-6 x^{7} +11 x^{6}-2x+10 [/tex]

Thus,
Option A lists the correct answer.

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