A point moves such that its displacement as a function of time is given by \( x^{3}=t^{3}+1 \). ...

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A point moves such that its displacement as a function of time is given by \( x^{3}=t^{3}+1 \). Its acceleration as a function of time \( t \) will be
(1) \( \frac{2}{x^{5}} \)
(2) \( \frac{2 t}{x^{5}} \)
(3) \( \frac{2 t}{x^{4}} \)
(4) \( \frac{2 t^{2}}{x^{5}} \)
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