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brinlin
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brinlin
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68
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16 Questions
2 Answers
0
286
0
+68
Help pls
Let P (1, 2, 3), Q (2, 3, 1), and R (3, 1, 2).
(a) Derive the parametric equations for the line that passes through P and Q without resorting
to the known formula.
(b) Derive the equation of the plane that passes through the points P, Q, and R
mehr ..
brinlin
13.08.2021
0
260
0
+68
Help pls
Find a vector that is perpendicular to the plane passing through the points P (1, 2, 3), Q (2, 3, 1), and R (3, 1, 2).
brinlin
13.08.2021
0
362
1
+68
help pls
Find the angle between the vectors and .
●
brinlin
13.08.2021
0
266
0
+68
Help pls
Question:
brinlin
10.08.2021
0
268
0
+68
help pls
The centroid of the faces of a tetrahedron are (17, 0, 3), (-2, 13, 3), (1, 2, 15) and (1, -1, 2). What are its vertices?
brinlin
10.08.2021
0
277
0
+68
help pls
Show that for any point P and any triangle ABC, the sum of the squares of the sides of the triangle is no greater than 3 times the sum of the squares of the distance from P to each of the vertices of triangle ABC. At what point do we have equality?
mehr ..
brinlin
10.08.2021
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neueste
0
-1
2
neueste
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#2
+68
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How did you get your answer? I don't understand.
brinlin
17.07.2021
#2
+68
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Sorry, haven't learned this formula.
brinlin
17.07.2021