alycean1
alycean1 alycean1
  • 17-05-2018
  • Mathematics
contestada

On the unit circle when 0

On the unit circle when 0 class=

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calculista
calculista calculista
  • 27-05-2018
we know that
tan ∅=sin ∅/cos ∅

the value of tan ∅ will be undefined when the value of cos ∅ is zero

the value of cos ∅ is zero
when
∅=pi/2  and ∅=3*pi/2
hence 

the answer is the option
C) ∅=pi/2  and ∅=3*pi/2
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