Without using tables evaluate 3 cos 80- - cosec 10-2 sin 59- sec 31-

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Standard X

Mathematics

Trigonometric Ratio(sin,cos,tan)

Without using...

Question

Without using tables evaluate 3 cos 80⁰. cosec 10⁰ + 2 sin 59⁰ sec 31⁰

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Solution

The correct option is B
5

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Without using tables, evaluate: 3 cos 80⁰ cosec 10⁰ + 2 cos59⁰ cosec 31⁰

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Without using tables evaluate 3 cos 800. cosec 100 + 2 sin 590 sec 310

The correct option is B 5

Without using tables evaluate 3 cos 80⁰. cosec 10⁰ + 2 sin 59⁰ sec 31⁰

The correct option is B
5