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asfaw
Questions and answers by visitors named
asfaw
Questions (6)
Prove that two non zero Vectors A anb B are perpendicular if and only if |A|≤|A + tB| for every number t
2 answers
143 views
Show that |A+B| |A-B|≤ |A|2 +|B|2
1 answer
74 views
Find a non zero- vector orthogonal to (1, 2, -1)
1 answer
91 views
Find a point intersection of a lines {P:P = (1, -5, 2) + t(-1, 1, 0) & {P:p = (3, -3, 1) + t(4, 0, -1)}
4 answers
109 views
Prove that if B.N = 0 & A is on the plane {P(P-p1).N = 0} then the entire line {p:p = A+tB} lies in the plane
1 answer
70 views
Find a line through (x, y, z) & normal to the plane {(x1, y1, z1): ax + by + cz = d}
1 answer
79 views
Answers (1)
2400kgm/s
