If $x^{5} - 8 = 159$ , what is the approximate value of $x$ ?

2.67

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2.71

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2.78

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2.81

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2.84

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Solution

The correct option is C $2.78$
Given, $x^{5} - 8 = 159$
$\Rightarrow x^{5} = 167$
$\Rightarrow x = \sqrt[5]{167} = 2.78$

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