$\frac{\cot 54^\circ}{\tan 36^\circ} + \frac{\tan 20^\circ}{\cot 70^\circ}$ का मान है

  • A
    $2$
  • B
    $3$
  • C
    $1$
  • D
    $0$

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यदि $A = \sin^2 \theta + \cos^4 \theta$ है,तो $\theta$ के सभी वास्तविक मानों के लिए:

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यदि $\frac{{\sin^4 A}}{a} + \frac{{\cos^4 A}}{b} = \frac{1}{{a + b}}$ है,तो $\frac{{\sin^8 A}}{{a^3}} + \frac{{\cos^8 A}}{{b^3}}$ का मान किसके बराबर है?

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$9\tan^2\theta + 4\cot^2\theta$ का न्यूनतम मान क्या है?

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