Question

Calculati : 4sin30° - 6cos60°+5tg45°
 Va rog Frumos :D

Answer 1

sin 30=1/2
cos 60=1/2
tg45=1
deci 4.1/2-6.1/2+5.1=2-3+5=4

Answer 2

1)4*$\frac{1}{2}$-6*$\frac{1}{2}$+5*1=4