The expression \( \left[\mathrm{x}+\left(\mathrm{x}^{3}-1\right)^{1 / 2}\right]^{5}+\left[\mathr...
The expression \( \left[\mathrm{x}+\left(\mathrm{x}^{3}-1\right)^{1 / 2}\right]^{5}+\left[\mathrm{x}-\left(\mathrm{x}^{3}-1\right)^{1 / 2}\right]^{5} \) is a polynomial of degree
\( \mathrm{P} \)
(A) 5
(B) 6
(C) 7
(D) 8
W.
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