d/(dt)(5tsin(4pi)t)

解答

\frac{d}{d t} (5 t sin (4 π) t)

0

求解步骤

\frac{d}{d t} (5 t sin (4 π) t)

5 t sin (4 π) t = 0

= \frac{d}{d t} (0)

常数微分:

\frac{d}{d x} (a) = 0

= 0

\int sin (3 x + 5) d x

\frac{\partial}{\partial y} (x^{2} - 2 y)

l a pl a ce t r an s f or m 4 e^{- 3 t} cos (2 t)

t \to 0 lim (\frac{9}{t} - \frac{9}{t ^{2} + t})

(y - x) y^{^{'}} = y - x + 3