Toán Lớp 11: a) cos(x)^2 + cos(x) + sin(x)^3 = 0
b) sin ²x3 – cos ²4x – sin ²5x – cos ²6x
c) 9sinx + 6cos – 3sin2x + cos2x = 8
GIÚP!! CẦN GẤP
Leave a reply
Register Now
Login
Lost Password
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Toán Lớp 11: a) cos(x)^2 + cos(x) + sin(x)^3 = 0
b) sin ²x3 – cos ²4x – sin ²5x – cos ²6x
c) 9sinx + 6cos – 3sin2x + cos2x = 8
GIÚP!! CẦN GẤP
Comments ( 1 )