Report copyright - 1 2 ::. 1/;:'::). x - s3.amazonaws.com · 8. u2 + v2 = 2uv du dv dv du 2u-+ 2v-= 2u-+ 2v-dtdt dt du dv dv - (2u - 2v) = 2u - - 2v - dt dt dt dv 2(u - v)-du = dt dt 2(u - v)-du--dvdt
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