Q: Suppose that a ± 0. (a). If a
Suppose that a ± 0. (a). If a ∙ b = a ∙ c, does it follow that b = c? (b). If a × b = a × c, does it follow that b = c? (c). If a ∙ b = a ∙ c and a × b = a × c, does it follow that b = c?
See AnswerQ: If v1, v2, and v3 are non-coplanar vectors
If v1, v2, and v3 are non-coplanar vectors, let (These vectors occur in the study of crystallography. Vectors of the form n1v1 + n2v2 + n3v3, where each ni is an integer, form a lattice for a crysta...
See AnswerQ: Let L1 be the line through the origin and the point (
Let L1 be the line through the origin and the point (2, 0, -1). Let L2 be the line through the points (1, -1, 1) and (4, 1, 3). Find the distance between L1 and L2.
See AnswerQ: Show that the curve y = 2ex + 3x + 5x3 has
Show that the curve y = 2ex + 3x + 5x3 has no tangent line with slope 2.
See AnswerQ: Let L1 be the line through the points (1, 2
Let L1 be the line through the points (1, 2, 6) and (2, 4, 8). Let L2 be the line of intersection of the planes P1 and P2, where P1 is the plane x - y + 2z + 1 = 0 and P2 is the plane through the poin...
See AnswerQ: Two tanks are participating in a battle simulation. Tank A is
Two tanks are participating in a battle simulation. Tank A is at point (325, 810, 561) and tank B is positioned at point (765, 675, 599). (a). Find parametric equations for the line of sight between...
See AnswerQ: Find parametric equations and symmetric equations for the line. The
Find parametric equations and symmetric equations for the line. The line through the points (-8, 1, 4) and (3, -2, 4)
See AnswerQ: Find parametric equations and symmetric equations for the line. The
Find parametric equations and symmetric equations for the line. The line through (2, 1, 0) and perpendicular to both i + j and j + k
See AnswerQ: Find parametric equations and symmetric equations for the line. The
Find parametric equations and symmetric equations for the line. The line of intersection of the planes x + -y + 3z = 1 and x - y + z = 1
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