January 2019 0 1K Report
Oblicz:
A) sin2 120° − cos2 135°
B)sin150° + cos120°/6tg120°
C)4cos120° − cos135°
D) tg120° − tg150°/2cos150°
E)6tg135° − 8sin120°
F)sin135° + sin150°/cos120° + cos135°
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