https://www.mathsisfun.com/algebra/amplitude-period-frequency-phase-shift.html

Some functions (like Sine and Cosine) repeat forever and are called ... The Phase Shift is how far the function is shifted horizontally from the usual position.

https://mathbitsnotebook.com/Algebra2/TrigGraphs/TGShift.html

Such translations also occur when dealing with trigonometric functions, with a horizontal translation, or horizontal shift, being one of the most prominent ...

https://www.youtube.com/watch?v=AzER2uLHcxA

Nov 8, 2012 ... Learn the basics to graphing trigonometric functions. The graphs of trigonometric functions are cyclical graphs which repeats itself for every ...

https://www.purplemath.com/modules/grphtrig.htm

Explains how to relate constants in trig function to amplitudes, vertical shifts, periods, and phase shifts.

https://www.varsitytutors.com/precalculus-help/find-the-phase-shift-of-a-sine-or-cosine-function

Precalculus Help » Graphs and Inverses of Trigonometric Functions » Graphing the Sine and Cosine Functions » Find the Phase Shift of a Sine or Cosine ...

https://www.purplemath.com/modules/grphtrig3.htm

Demonstrates how to adjust a trig graph to account for phase shift, among other ... The regular period for sine waves is 2π, but the variable in this function is ...

https://www.khanacademy.org/math/trigonometry/trig-function-graphs/graphing-sinusoids/e/graphs-of-trigonometric-functions

Given the formula of a sinusoidal function of the form a*f(bx+c)+d, draw its graph.

https://www.ck12.org/trigonometry/horizontal-translations-or-phase-shifts/lesson/Phase-Shift-of-Sinusoidal-Functions-PCALC/

Feb 6, 2013 ... A periodic function that does not start at the sinusoidal axis or at a maximum or a minimum has been shifted horizontally. This horizontal ...

http://jwilson.coe.uga.edu/EMAT6680/Dunbar/Assignment1/sine_curves_KD.html

The phase shift of a sine curve is how much the curve shifts from zero. If the phase shift is zero, the curve starts at the origin, but it can move left or right ...

https://www.khanacademy.org/math/trigonometry/trig-function-graphs/constructing-sinusoids/e/modeling-with-periodic-functions-2

Given the description of a real-world relationship, find the sinusoidal function that models it. The functions in this exercise have a phase (horizontal) shift.