Question

a) (sin 30°+tg45°)×sin 30°
b) sin 60°×tg 30°- sin 30°
c) cos 45°× sin 45°+ cos 60°
d) (sin 60°+ cos 45°) × (sin 60°- cos 45°)
e) (tg 45°+ vr 45°) : cos 60°
Vă rog, e urgent

Answer 1

e nu stiu scz. nush ce e vr