If y=y(x) satisfies the differential equation 8 x ( 9+ x )dy= ( 4+ 9+ x )^ -1 dx, x>0 and y(0)= 7 , then y(256)=

JEE Advanced 2017 Mathematics question

If satisfies the differential equation

8()dy=(, x>0

and , then

Answer: (A)

Let . Then $=··={8u

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-026684