After Lao Wu finished writing the question, he drew a schematic diagram on the side. In order to simplify the difficulty of the question so that they could see it more clearly, he drew auxiliary lines in advance.
Carter looked up at the blackboard and almost understood what the third solution Ashton said was. Although this solution was feasible, it involved a bunch of unnecessary data and had to push each other several times to reach the final conclusion. come out.
[XY]: The calculation is too complex.
[He Shuai]: It’s okay, I’ll solve it in three minutes.
[XY]: You are very arrogant.
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