Question

If sin(sin inverse 1/5+cos inverse x) =1 then find the value of x

Answer 1

sin (sin inverse1/5+cos inverse x)=1

=》sin inverse 1/5+cos inverse x=sin inverse 1

=》sin inverse 1/5+cos inverse x=pi/2

There is a identity sin inverse x+cos inverse x =pi/2

therefore we can say that x=1/5