The number of integral values of \( x \) satisfying \( \sqrt{\left(-x^{2}+10 x-16\right)}x-2 \) ...

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The number of integral values of \( x \) satisfying \( \sqrt{\left(-x^{2}+10 x-16\right)}x-2 \) is
(a) 0
(b) 1
(c) 2
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