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If tanx=-(4)/(3), (3pi)/(2) lt x lt 2pi,...

If `tanx=-(4)/(3), (3pi)/(2) lt x lt 2pi`, find the value of `9sec^(2)x-4 cot x`.

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Knowledge Check

  • If tan x=(-5)/(12) " and " (pi)/(2) lt x lt pi find the value of cos 2x

    A
    `-(7)/(17)`
    B
    `(7)/(17)`
    C
    `-(119)/(169)`
    D
    `(119)/(169)`

  • If sec x =- (13)/(12) and (pi)/(2) lt x lt pi , find the value of sin 2x

    A
    `(60)/(169)`
    B
    `(-60)/(169)`
    C
    `(120)/(169)`
    D
    `(-120)/(169)`

    • Similar Questions

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    If cos x=(-3)/(5) " and " .(pi)/(2) lt x lt pi find the values of (i) " sin .(x)/(2) " " (ii) " cos " (x)/(2) " " (iii) " tan " (x)/(2)

    if cos x= (-sqrt(15))/(4) " and " (pi)/(2) lt x lt pi find the value of sin x .

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