Which of the following functions is a solution of the differential equation?
$$y ^ { tt } + 16 y ^ { t } + 64 y = 0$$
A) $y = e ^ { t }$
B) $y = t e ^ { - 3 t }$
C) $y = 6 e ^ { - 8 t }$
D) $y = e ^ { - 8 t }$
E) $y = t ^ { 2 } e ^ { - 8 t }$

Question

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The Answer of Which of the following functions is a solution of the differential equation?
$$y ^ { tt } + 16 y ^ { t } + 64 y = 0$$
A) $y = e ^ { t }$
B) $y = t e ^ { - 3 t }$
C) $y = 6 e ^ { - 8 t }$
D) $y = e ^ { - 8 t }$
E) $y = t ^ { 2 } e ^ { - 8 t }$

Which of the Following Functions Is a Solution of the Differential