1. вычислить: 2tg*3п/4+7sin*9п/2-8sinп/6=
2. Упростите: ctg(п/2+a)*tg(3п/2-a)+sin^2a=​
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.