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6.2: Trigonometric Functions

  • Page ID
    86646
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    Function Result

    acos(x) 

    Inverse cosine; arcos x = cos –1 (x).

    acot(x) 

    Inverse cotangent; arccot x = cot –1(x).

    acsc(x) 

    Inverse cosecant; arcs x = csc –1 (x).

    asec(x) 

    Inverse secant; arcsec x = sec –1 (x).

    asin(x) 

    Inverse sine; arcsin x = sin –1 (x).

    atan(x) 

    Inverse tangent; arctan x = tan –1 (x).

    atan2(y,x) 

    Four-quadrant inverse tangent.

    cos(x) 

    Cosine; cos(x).

    cot(x) 

    Cotangent; cot(x).

    csc(x) 

    Cosecant; csc(x).

    sec(x) 

    Secant; sec(x).

    sin(x) 

    Sine; sin(x).

    tan(x) 

    Tangent; tan(x).


    6.2: Trigonometric Functions is shared under a CC BY 1.3 license and was authored, remixed, and/or curated by Brian Vick, Virginia Tech.

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