Question: Some first-order DEs have periodic solutions or solutions that tend toward an oscillation. For the DEs in Problems, use isoclines to sketch a direction field

Some first-order DEs have periodic solutions or solutions that tend toward an oscillation. For the DEs in Problems, use isoclines to sketch a direction field and describe whatever sort of periodicity you anticipate in solutions.
a. y' = cos l0t
b. y' = 2 - sin t

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a y cos10t y is always between 1 and 1 All solutions are periodic oscillations with period 210 b ... View full answer

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