How do you find the horizontal translation of a trigonometric function (that's on a graph) that has been transformed? (cos and sine only)

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- April 17th 2011, 10:06 AMDevi09Graphs of Trigonometric functions
How do you find the horizontal translation of a trigonometric function (that's on a graph) that has been transformed? (cos and sine only)

- April 17th 2011, 10:18 AMe^(i*pi)
sin(x-a) is sin(x) shifted by

*a*units. From a graph you can use any point on the two graphs to find a