Problema Solution

If a line is extended from A(-2,0)to C passing B(4,-2) such that AC=4AB, find the coordinates of C.

Answer provided by our tutors

AB = over 6 and down 2

to be 4 times the length, AC must be

over 6*4 and down 2*4

C = (-2 + 24, 0 - 2*4) = (22, -8)