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The value of sin2 30° - cos2 30° is
  • a)
  • b)
  • c)
    3/2
  • d)
    2/3
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The value of sin2 30° - cos2 30° isa)b)c)3/2d)2/3Correct answe...
SIN 2*30-COS 2*30=SIN 60-COS 60
=√3/2-1/2
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The value of sin2 30° - cos2 30° isa)b)c)3/2d)2/3Correct answer is option 'A'. Can you explain this answer?
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