Задание

Основанонаупр.3,стр.20

Выбериверныеответы

Найдимножествозначенийфункций.

\(y=\arccos|x|\) .

  • \(\cfrac{\pi}{2}\lty\lt\pi\)
  • \(0\ley\le1\)
  • \(0\ley\le\cfrac{\pi}{2}\)
  • \(-\cfrac{\pi}{4}\ley\le\cfrac{\pi}{4}\)

\(y=\pi-|\arctgx|\) .

  • \(\cfrac{\pi}{2}\lty\lt\pi\)
  • \(0\ley\le1\)
  • \(0\ley\le\cfrac{\pi}{2}\)
  • \(-\cfrac{\pi}{4}\ley\le\cfrac{\pi}{4}\)

\(y=\cos\arcsinx\) .

  • \(\cfrac{\pi}{2}\lty\lt\pi\)
  • \(0\ley\le1\)
  • \(0\ley\le\cfrac{\pi}{2}\)
  • \(-\cfrac{\pi}{4}\ley\le\cfrac{\pi}{4}\)

\(y=\arctg\cfrac{2x}{x^2+1}\) .

  • \(\cfrac{\pi}{2}\lty\lt\pi\)
  • \(0\ley\le1\)
  • \(0\ley\le\cfrac{\pi}{2}\)
  • \(-\cfrac{\pi}{4}\ley\le\cfrac{\pi}{4}\)