5m Zen
8 sin
8 sin pictures 5
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8 sin
8 sin u03B8-6 cos u03B8
8 sin thetau003d4+cos theta
8 sin 60
8 sin u03B8+15 cos u03B8u003d17
8 sin theta*costheta*cos2theta*cos4theta
8 sin 30
8 sin 60 degrees
8 sin 30 degrees
8 sin ming road
