- Brand
- Jiamo, Fakai, Jiyi, Ben, Cuoti, Aibinghao, Bai, Ti, Jigen, Fen, Sheng Fuxi, Yi, Ju, Zhi, Fa, Ai, Ba, Yan, Bin, Shi, Shi, Fa, Hao, Lv, ..., Si, as shown in the scene, there is a uniformly hooked rope with a length of on the ceiling, point A is the point on the ceiling with a height of 8 and point B is the point on the floor with a height of 2, the angle between them is #, the driving force at point C is the same as that at point A, (a) P, (B, .5 period, comprehensive lane 1, (9), -Ta01e=a), Tal+en, 2 goals, not entered >0, the coordinates of point A are (1,1), point D is the force at point 46, the moving point, full B=GA, passing through G and M fine, 7AB, line intersection point, paM=tax, equation, product division, to the straight up, P(xy1(x, 3 M(xx, @ke-xn=ax-)-xl, -k=, substitute and eliminate y., x+x, (x-N.