Question

Problema de Trigonometria!!

Answer 1

4tg 0° ⇒ 0
2sen 90° ⇒ 2¨1 = 2
-3cos 180° ⇒ 3*-1 = 3
-11cos 360° ⇒ -11*1 = -11
R/ 0+2+3-11 = -6 ⇒ E)


                                                          ...............Kd

Answer 2

tg0°=0
sin90°=1
cos180°=-1
cos360°=1

Entonces

0+2+3-11=-6