S(t)=∛t²=t²/³
V(t)=S'(t)=2/3 * t⁽²/³ ⁻ ¹⁾=2/3 * t⁻¹/³
a(t)=V'(t)=2/3 * (-1/3) * t⁽⁻¹/³⁻¹⁾= - 2/9 * t⁻⁴/³
a(t)=-2/9 * 1/t⁴/³=(-2/9) / ∛t⁴
S²=(∛t²)²=∛t⁴
Доказано.
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S(t)=∛t²=t²/³
V(t)=S'(t)=2/3 * t⁽²/³ ⁻ ¹⁾=2/3 * t⁻¹/³
a(t)=V'(t)=2/3 * (-1/3) * t⁽⁻¹/³⁻¹⁾= - 2/9 * t⁻⁴/³
a(t)=-2/9 * 1/t⁴/³=(-2/9) / ∛t⁴
S²=(∛t²)²=∛t⁴
Доказано.