Тригонометрия. Решите, пожалуйста, подробно! a) sin⁴α - sin⁴α = cos²α - sinα;

b) sin⁴α + sin²αcos²α + cos²α = 1;
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.