Mark M. answered 09/07/18
Tutor
4.9
(955)
Retired Math prof with teaching and tutoring experience in trig.
cot(π/3) = tan(π/2 - π/3)
= tan(π/6)
Daniel L.
asked 09/07/18Mark M. answered 09/07/18
Retired Math prof with teaching and tutoring experience in trig.
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