1)Вычислить tg α,если cosα=4/5 и 0< α <п/2 2)Вычислить cos2α,если sinα=5/13
3)Вычислить \frac{2sina+sin2a}{2sina-sin2a} если сosα=1/5
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.