GEOMETRY MIDPOINT FORMULA

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C

Please help thanks so much

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asked by Joy
  1. B-A = (-4,-3)
    C-A = 4(B-A) = (-16,-12)
    C = A+(C-A) = (-14,-9)

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    posted by Steve

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