Question

Simplify (Sin(x)-Cos(x))/Cos(2x)

Answer 1

= (sinx-cosx)/sin^2x-cos^2x) .

by the difference of 2 squares the denominator becomes (sinx - cosx)( sinx + cosx)
therefore the above expression simplifies to 1/(sinx + cosx)

Ans: 1/(sinx+cosx)

Answer 2

Thanks mate!

Answer 3

^_^