Subtema: Seno, coseno, tangente, cotangenteParte: AProject ID: 9000032010Accepted: 1Clonable: 0Easy: 1\(\mathop{\mathrm{cotg}}\nolimits \left ( \frac{\pi }{4}\right ) = ?\)\(1\)\(\frac{\sqrt{2}} {2} \)\(0\)\(-\frac{\sqrt{3}} {3} \)\(\frac{\sqrt{3}} {3} \)no definido
