根号下 0.001×3.

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根号下 0.001×3.
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根号下 0.001×3.
根号下 0.001×3.

根号下 0.001×3.
√(0.001×3.2)
=√(0.0001×32)
=√(0.01²×4²×2)
=0.01×4√2
=0.04√2

等于0.1×3.2
等于0.32

=根号下3.2/1000
=根号下32/10000
=4倍根号2/100
=根号2/25
希望采纳哦~~