Show that the points \( (-1,2,1),(1,-2,5),(4,-7,8) \) and \( (2,-3,... VIDEO
Show that the points \( (-1,2,1),(1,-2,5),(4,-7,8) \) and \( (2,-3,4) \), taken in order, form the vertices of a parallelogram. Do these form a rectangle?https://bit.ly/YTAI_PWAP https://www.pw.live
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