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sec ^(2) 2x =1-tan 2x...

`sec ^(2) 2x =1-tan 2x`

Text Solution

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The correct Answer is:
`x = (npi)/( 2), or (npi)/(2) + ( npi)/(2) + (3pi)/(8), n in Z`
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Knowledge Check

  • If 2x= sec A " and "2/x = tan A , then the value of 2(x^2 - 1/x^2) will be

    A
    `1/2`
    B
    `1/4`
    C
    `1/8`
    D
    `1/16`

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