Question

If
M(3, 7)
is the midpoint of the line segment AB, and if A has coordinates
(0, 0),
find the coordinates of B.

Answer 1

these are vectors.
AB = 2AM (M is middle point)
= 2(3i+7j) = 6i+14j
because A is (0, 0) B has to be (6, 14)

Answer 2

thanks

Answer 3

you can thank me by clicking the good answer button ;)

Answer 4

it wont show up for some reason

Answer 5

all i see is 0 and a medal

Answer 6

No problem then. :)