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(sin^230° – sec^260° + 4cot^245°) = ?

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Question

(sin230° – sec260° + 4cot245°) = ?

Options

  • 4

  • 2

  • 1

  • `1/4`

MCQ
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Solution

`bb(1/4)`

Explanation:

Given expression = `{(1/2)^2 - 2^2 + 4 xx (1)^2}`

= `(1/4 - 4 + 4)`

= `1/4`

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Chapter 11: T-Ratios of Some Particular Angles - MULTIPLE-CHOICE QUESTIONS (MCQ) [Page 576]

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R.S. Aggarwal Mathematics [English] Class 10
Chapter 11 T-Ratios of Some Particular Angles
MULTIPLE-CHOICE QUESTIONS (MCQ) | Q 2. | Page 576
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