Paige S.

asked • 11/10/20

Find midline of the function y=10sin(4x)−3

The midline is the line with equation BLANK


I found the amplitude already

1 Expert Answer

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Doug C. answered • 11/10/20

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If the equation was y = 10 sin(x) or even 10 sin(4x) the midline would be the equation y = 0. By adding that -3 at the end of the equation everything has been moved down 3 units, including the midline, so y = -3.


See desmos.com/calculator/ynjdrnkyue as an example.

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