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Write the values of sec0^(@), sec 30^(@)...

Write the values of `sec0^(@), sec 30^(@), sec 45^(@), sec 60^(@)` and `sec 90^(@)`. What happens to `sec x` when `x` increases from `0^(@)` to `90^(@)` ?

Text Solution

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The correct Answer is:
The value of `sec x` increases and reaches a not-defined value as `x` increases from `0^(@)` to `90^(@)`.
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Knowledge Check

  • The range of sec^(-1)x is

    A
    `[0, pi]`
    B
    `[0, pi]- {(pi)/(2)}`
    C
    `[-(pi)/(2), (pi)/(2)]`
    D
    `(-(pi)/(2), (pi)/(2))`

  • The value of , sec ^(-1)((x)/(a))-sec ^(-1)((x)/(b))=sec ^(-1) b-sec ^(-1) a

    A
    `-a b`
    B
    `a b`
    C
    1
    D
    both (a) and (b)

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