Wie bewerten Sie 2 cos (pi / 3) - 6 tan (pi / 3) ?
Antworten:
color(purple)(=> 1 - 6sqrt3)
Erläuterung:
"From table above", cos (pi/3) = 1/2, tan (pi/3) = sqrt3
2 cos (pi/3) - 6 tan (pi/3) = 2*(1/2) - 6 * (sqrt3)
color(purple)(=> 1 - 6sqrt3)
color(purple)(=> 1 - 6sqrt3)
"From table above", cos (pi/3) = 1/2, tan (pi/3) = sqrt3
2 cos (pi/3) - 6 tan (pi/3) = 2*(1/2) - 6 * (sqrt3)
color(purple)(=> 1 - 6sqrt3)