2乘以根号2等于2.8284271247462
2乘以根号2的列式为:2*√2=2√2=2.8284271247462,其中√2已经是最简根式了,不可以化简,且2√2=2.8284271247462≈2.828
2乘以根号2等于2.8284271247462
2乘以根号2的列式为:2*√2=2√2=2.8284271247462,其中√2已经是最简根式了,不可以化简,且2√2=2.8284271247462≈2.828
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