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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-6

  • question_answer
    If sec2 \[\theta \]+ tan2 \[\theta \] =\[\frac{7}{12}\], then sec4 \[\theta \] \[-\] tan4 9 =             

    A)  \[\frac{7}{12}\]                        

    B)  \[\frac{1}{2}\]

    C)  \[\frac{5}{12}\]            

    D)         1

    Correct Answer: A

    Solution :

     Required ratio \[=144:36=4:1\]


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