October 2021 0 1 Report
Докажите справедливость равенства.[tex]1) \frac{1-cosA}{1+sinA} + \frac{1+cosA}{1-sinA} = 2 (1 + tgA + tg^{2}A) [/tex]
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.