If A=`[(4,6),(7,6)]` find |3A|

Find A+B if A = [(2,5),(3,6)] and B = [ (7,9),(6,5)]

Find AB, if A=[(6,9),(2,3)] and B=[(2,6,0),(7,9,8)] .

IF A={:|(4,6),(7,5)| then What is the value of A.

The euation of the parablola with its axis parallel to x - axis and passing through (4, -6) , (7, 6) and (3,-2) is

Find |A| if A = [(4x, 3x), (5x, 6x)]

If the midpoints of the sides of a triangle are (3, 4) (4, 6), and (5,7), find the coordinates of the vertices of the triangle.

If ((x+1)/2,7)=(6,7) .find x.

Find |A| If A = [(7x , 3), (5 , 6)]

If A={1,2,3,4,5} and B={4,5,6,7}, then find A-B and B-A. Are they equal?

If 3A+4B'=[(7,-10,17),(0,6,31)]and 2B-3A'[(-1,18),(4,0),(-5,-7)]" then "B=