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What is the value of the expression tan21° × tan45° × tan63° × tan27° × tan69° × tan60°?
  • a)
    0
  • b)
    1
  • c)
    √2
  • d)
    √3
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
What is the value of the expressiontan21° × tan45° &time...
tan21° × tan45° × tan63° × tan27° × tan69° × tan60°
= tan21° × 1 × tan(90° − 27)° × tan27° × tan(90° − 21)° × √3
= tan21° × 1 × cot27° × tan27° × cot21° × √3
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Community Answer
What is the value of the expressiontan21° × tan45° &time...
The value of the expression tan(21) is approximately 0.3973.
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What is the value of the expressiontan21° × tan45° × tan63° × tan27° × tan69° × tan60°?a)0b)1c)√2d)√3Correct answer is option 'D'. Can you explain this answer?
Question Description
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