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Calculate the value of sec(-1680^(@)) s...

Calculate the value of `sec(-1680^(@)) sin 330^(@)`.

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 10-EXERCISE
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  2. Find the domain of defination of the function f(x)=(x+3)/(sqrt(3-2x-x^...

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  3. Calculate the value of sec(-1680^(@)) sin 330^(@).

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