Упростите выражение \(\tg\) \(\left(\frac{\pi}{2}-\alpha\right).\) \(\ctg\) \(\alpha\) \(\tg\) \(\alpha\) \(-\) \(\tg\) \(\alpha\) \(-\) \(\ctg\) \(\alpha\)
Задание

Упростите выражение \(\tg\) \(\left(\frac{\pi}{2}-\alpha\right).\)

  • \(\ctg\) \(\alpha\)
  • \(\tg\) \(\alpha\)
  • \(-\) \(\tg\) \(\alpha\)
  • \(-\) \(\ctg\) \(\alpha\)