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SSC CGL 2021 PYQ — Question 56

SSC CGL - 20 Aug 2021 - Shift 3 • Quantitative Aptitude • Q56

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The value of sin2 60º cos2 45º + 2 tan2 60º - cosec2 30º is equal to:

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Correct answer: B

Explanation

The correct answer is option 2 i.e. 198\frac{19}{8}

= sin2 60º cos2 45º + 2 tan2 60º - cosec2 30º

= 3/4 × 1/2 + 6 - 4

= 3/8 + 2

= 19/8.