Упростить выражение
[tex] \frac{ \sin(\pi + \alpha ) \times \cos( \frac{3\pi}{2} + \alpha ) \times \tan( \alpha - \pi ) }{ \cos ^{2} (\pi + \alpha ) } [/tex]
и найти его значение если
[tex] \alpha = \frac{\pi}{4} [/tex]
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2025 SCHOLAR.TIPS - All rights reserved.