von Rachel

Wie bewerten Sie #tan ((3pi) / 2) #?

#color(indigo)(tan ((3pi)/2) = oo#

#tan ((3pi)/2)^c = tan 270^@#

#270^@ " falls in III Quadrant where tan and cot are positive"#

#tan 270 = tan (180 + 90) = tan 90 = oo#