Answer:
Solution:
∫G is the center of gravity of △ABC
∴ Take a straight line DE through G and parallel to BC.
AD = xAB,AE=yAC,
∴x=2/3,y=2/3
The value of 1/x+ 1/y is
=3/2+3/2=3
So the answer is: 3
Comments: This question mainly examines the ratio of the center of gravity of the triangle and the special method to solve multiple-choice questions.
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