Find the initial point P of a nonzero vector u = PQ with ter- minal point Q(3, 0, -5) and such that a. u has the same direction as v = (4, -2, -1). b. u is oppositely directed to v = (4, -2, -1).

Q: 1. y -2+ 2.

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Q: Determine and construct the vector c= a x b, where (1) a = 3 i and b = 2 k. (2) a = i +j and b = i…

A: To determine c=a×b 1 a=3i^, b=2k^2 a=i^+j^,  b=i^-j^3 a=2i^+3j^,  b=3j^+2k^

Q: Determine a vector equation for the line that is perpendicular to 7 = (4, 1) + s(−3, 2), sER, and…

A: We need to find the equation of line perpendicular to r→=(4, 1)+s(-3, 2),  s∈ℝ and passing through…

Q: Find a vector orthogonal to the line x+y=1

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Q: Find the magnitude only for the vector from T(-2, 6, 1) to U(10, -3, -4).

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Q: Find a vector parametrization of the line through P = (3, -5, 7) in the direction v = (3, 0, 1)

A: Given:P=3,-5,7v=3,0,1

Q: Let V1 = 2 V2 = 0 2 V3 = 2 V4 = 3 Decide the dependence or independence of the vectors {V₁, V2, V₁}…

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Q: Find the vector equation for the line of intersection of the planes 4x - y + 3z = 1 and 4x + 2z = −1…

A: Given:equation of two planes To find:vector equation of line that intersects these planes

Q: 1 Consider the line through the vector a = Find the project of b = (1,2,3) onto this line.

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Q: Find the projection of v = [-3, 3, 6] onto the line L with vector equation x=td where d = [4, -3, 1]

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