Question

if y= sin(ax+b) then yn=
$if y= sin(ax+b) then yn$
$if y= sin(ax+b) then yn=$
​

Answer 1

Answer:

Solution :

Let y = sin(ax + b)

⇒

dy

dx

 

=acos(ax+b)

⇒

d2y

dx2

 

=-a2sin(ax+b)

Now,  

d2y

dx2

 

at x=-

b

a

 

is

-a2sin(a(-

b

a

 

)+b)=-a2sin0=0