High school mathematics is about the transformation of function images. - Training Enrollment Network

High school mathematics is about the transformation of function images.

Y=sin2z is wrong.

The abscissa changes to the original 1/2, but actually only x changes to 1/2, and π/6 remains unchanged.

So y=sinZ evolved to shorten the abscissa to the original 1/2, which is still y=sin(2x+π/6).

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