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Consider the Initial Value Problem

on Which of These $(0,2 \pi)$

Question 20

Multiple Choice

Consider the initial value problem
$Consider the initial value problem On which of these intervals is this initial value problem certain to have a unique twice differentiable solution? Select all that apply. A) (0,2 \pi) B) (-2 \pi, 2 \pi) C) (0, \infty) D) \left(\frac{\pi}{12}, \frac{5 \pi}{4}\right) E) \left(0, \frac{\pi}{12}\right) F) \left(-\frac{5 \pi}{4}, \frac{5 \pi}{8}\right)$
On which of these intervals is this initial value problem certain to have a unique twice differentiable solution? Select all that apply.

A) $(0,2 \pi)$
B) $(-2 \pi, 2 \pi)$
C) $(0, \infty)$
D) $\left(\frac{\pi}{12}, \frac{5 \pi}{4}\right)$
E) $\left(0, \frac{\pi}{12}\right)$
F) $\left(-\frac{5 \pi}{4}, \frac{5 \pi}{8}\right)$