Cevap:
[tex] \dfrac{3-\sqrt2}{2} [/tex]
Adım adım açıklexplanationama:
[tex]2\sin(30^{\circ})-\cos(45^{\circ})+\cos(60^{\circ})\\ \implies2\left(\dfrac{1}{2} \right)-\dfrac{\sqrt{2}}{2} +\dfrac{1}{2} \\ \implies 1-\dfrac{\sqrt{2}}{2} +\dfrac{1}{2}\\ \implies \dfrac{3-\sqrt2}{2}[/tex]
