Mht CetTrigonometric Ratios And IdentitiesMHT CET 2026 19th April Morning ShiftMCQ+2 / -02026The value of $\cos\left(\dfrac{\pi}{5}\right)$ is ...A$\dfrac{-1 + \sqrt{5}}{4}$B$\dfrac{-1 + \sqrt{5}}{2}$C$\dfrac{1 + \sqrt{5}}{4}$D$\dfrac{1 - \sqrt{5}}{4}$Check AnswerClear SelectionReveal AnswerShow Explanation