晕乎乎了~T^T求助大侠数学题4、Show (x-a)²-(x-b)²=0 has no real
晕乎乎了~T^T求助大侠数学题4、Show (x-a)²-(x-b)²=0 has no real roots
4、Show (x-a)²-(x-b)²=0 has no real roots if a does not equal b in as many ways as you can.
4、Show (x-a)²-(x-b)²=0 has no real roots if a does not equal b in as many ways as you can.
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你能帮帮他们吗