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Question
(3 cos260° + 2 cot230° – 5 sin245°) = ?
Options
1
4
`17/4`
`13/6`
MCQ
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Solution
`bb(17/4)`
Explanation:
Given expression = `{3 xx (1/2)^2 + 2 xx (sqrt(3))^2 - 5 xx (1/sqrt(2))^2}`
= `(3/4 + 6 - 5/2)`
= `17/4`
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