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Problem 1

Without using calculator , find the value of

{\color{Red}(a) sin 120^0 (b) cos 120^0 (c) sin 420^0 (d) sec (-600^0) (e) sec^2 (-765^0) (f) tan (315^0) (g) cot (-415^0)}

‹ Trigonometry up Problem 2 ›

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    • Problem 1
    • Problem 2
    • Problem 3