Pre-calculus

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find the trig functions of angle x if the terminal side of x passes through the point (-12, 5).

  • Pre-calculus -

    the angle x is in the 2nd quadrant , hypotenuse is 13 by Pythagoras.

    sinx = 5/13
    cosx = -12/13
    tanx = -5/12

    cscx = 13/5
    secx = -13/12
    cotx = -12/5

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