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sec^(4)theta - sec^(2)theta equals...

`sec^(4)theta - sec^(2)theta` equals

A

`cos^(4)theta - cos^(2)theta`

B

`cos^(2)theta - cos^(4)theta`

C

`tan^(2)theta - tan^(4)theta`

D

`tan^(2)theta + tan^(4)theta`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • sec^(4) theta - sec^(2) theta is equal to

    A
    `tan^(2) theta - tan^(4) theta`
    B
    `tan^(2) theta + tan^(4) theta`
    C
    `cos^(4) theta - cos^(2) theta`
    D
    `cos^(2) theta - cos^2 theta`

  • The value of 2 sec^(2) theta - sec^(4) theta - 2 cosec^(2) theta + cosec^(4) theta is

    A
    `cot^(4) theta - tan^(4) theta`
    B
    `cot^(2) theta - tan^(2) theta`
    C
    `cot^(4) theta + tan^(4) theta`
    D
    `cos4 theta - tan 4 theta`

  • The value of 2 sec^(2) theta - sec^(4) theta - 2 cosec^(2)theta + cosec^(4) theta is

    A
    `cot^(4) theta - tan^(4) theta`
    B
    `cot^(4) theta - tan^(2) theta`
    C
    `cot^(4) theta + tan^(4) theta`
    D
    `cos 4 theta - tan 4 theta`

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