#### Answer

True.

#### Work Step by Step

A solution to the differential equation is $y=-\frac{1}{2}$. $y'=0$, so $\frac{dy}{dx}=2y+1$ becomes $$0=2(-\frac{1}{2})+1=0$$ Therefore, there is a constant solution to the equation.

Published by
Wiley

ISBN 10:
0-47064-772-8

ISBN 13:
978-0-47064-772-1

True.

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