sine or cosine, since
(sin x)" = -sin x
(cos x)" = -cos x
So, (D)
the equation y+y"=0 is the differential equation of?
a.)sine function
b.)sinusoidal
c.)cosine function
d.) a and c
e.) abc
1 answer
a.)sine function
b.)sinusoidal
c.)cosine function
d.) a and c
e.) abc
1 answer