Question: Evaluate without using a calculator. (a) Tan /3 (b) Sec /3 (c) Cot /3 (d) Csc /4 (e) Tan (- /6) (f) Cos (- /3)

Evaluate without using a calculator.
(a) Tan π/3
(b) Sec π/3
(c) Cot π/3
(d) Csc π/4
(e) Tan (- π/6)
(f) Cos (- π/3)

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