Use vectors to find the lengths of the diagonals of the parallelogram that has i + j and i – 4j as adjacent sides. NOTE: Enter the exact answers. ||d||= ||d||=

Q: If RV = 8b - 23 and TV = 3b + 2, find RV in parallelogram RSTU. %3D T. U R RV %I

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Q: Find the area of a triangle formed by the points (8, – 5), – 7) and (5, 1) by using Herones formula…

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Q: Find 3v - 2w if v = 31 - 7j and w = -5i + 7j. Write in component form. Write in terms of i and j.

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Q: QR is located at Q(-5, -8) and R(-1, 3). Which pair of points would form a segment congruent to QR ?…

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Q: Given AB with A and B , find the coordinates of C if C divides AB one fifth of the way from A to…

A: For a line AB such that A=x1,y1,z1and B=x2,y2,z2 is divided in ratio m:n then point of division…

Q: Select the representations that do not change the location of the given point (-5, -π/4) Options: a.…

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Q: If a=[5,-2,4] and [0,-2,3], find a -16 O [-2,15,10] [2,-15,-10] O [-2,-15,10] 10 xò.

A: a→=[5,-2,4]b→=[0,-2,3]

Q: Find the value(s) of k such that the points (6, –1), (3, k), and (-3, –7) are vertices of a right…

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Q: 2.) ( 4x - 29x- 38) ÷ ( 2x + 3 )

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Q: Evaluate the in verse m atriX -2T

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Q: Find the following dot product. (-19,3) · (16,-6)

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Q: If AB=3x+1, DC = 2x+7, AD = 2x-1, BC = x+5 and x = 6, prove that ABCD is a parallelogram

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Q: Find y in the parallelogram below. 2y + 4 2x+2/ 3x-3 O 11 7 O 5 O 6 y + 10

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Q: Find the distance between each pair of points.

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Q: A B 6. 2r+5 5x-1 C b.

A: Given problem:- What value of x will make each quadrilateral a parallelogram? a.    b.

Q: Which of the following shapes has diagonaks that are perpendlaular and blsect each other: В C %3

A: Given: