Помогите!срочно!
1)cos(2x+pi/4)+cos x/2=0
2)cos(pi/4+x)+cos(pi/4-x)=1
3)sin(pi/6+x)-sin(pi/6-x)=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.