Quantitative Aptitude Trigonometry

ஒரு முக்கோணத்தில் ∠B = 90° மற்றும் ∠A = 60° எனில் Sin2A - Cos2A + Tan2A = ?

1
\(\frac{7}{2}\)
2
\(\frac{2}{5}\)
3
\(\frac{2}{3}\)
4
\(\frac{6}{5}\)

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