Obtain the solution that satisfies the given conditions of the differential equation, dy/dx = tanxtany , y = pi/4 at x = pi/4

Guest May 28, 2015

#2**+5 **

I am looking at this a bit at a time **Alan**.

$$\\\int{\frac{dy}{tan(y)}}\\\\

=\int{\frac{cos(y)}{sin(y)}}dy\\\\

=ln(sin(y))+k$$

Isn't that correct ?

Melody
Jun 3, 2015

#3**+5 **

Same thing Melody:

I might have got to the end result quicker if I'd used your formulation though!

.

Alan
Jun 3, 2015