Was ist sec 180-Grad?
Antworten:
-1−1
Erläuterung:
"using the "color(blue)"trigonometric identity"using the trigonometric identity
•color(white)(x)sectheta=1/costheta∙xsecθ=1cosθ
cos180^@=-1cos180∘=−1
rArrsec180^@=1/(-1)=-1⇒sec180∘=1−1=−1
-1−1
"using the "color(blue)"trigonometric identity"using the trigonometric identity
•color(white)(x)sectheta=1/costheta∙xsecθ=1cosθ
cos180^@=-1cos180∘=−1
rArrsec180^@=1/(-1)=-1⇒sec180∘=1−1=−1