complexideas

Algebra Level 2

If \(x+\dfrac 1x = \sqrt{58}i\), then it can be proven that \(\sin (x^2) + \sin \left(\dfrac 1{x^2}\right) + \cos (m) = 0\), where \(m\) is a positive integer. Find the value of \(\cos(m+2)\).

\(\)

Notation: \(i = \sqrt{-1}\) denotes the imaginary unit.

×

Problem Loading...

Note Loading...

Set Loading...