y=sin(x-π/2)向右平移π/4变成什么?
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y=sin(x-π/2)向右平移π/4变成什么?y=sin(x-π/2)向右平移π/4变成什么?y=sin(x-π/2)向右平移π/4变成什么?y=sin(x-(3/4)π)或y=-cos(x-π/4
y=sin(x-π/2)向右平移π/4变成什么?
y=sin(x-π/2)向右平移π/4
变成什么?
y=sin(x-π/2)向右平移π/4变成什么?
y=sin(x-(3/4)π) 或y=-cos (x-π/4 )
y=sin(x-3π/4)