根号12-(3倍根号1⼀2+根号27)+根号50,(根号12+2倍根号1⼀2)-(根号18-5倍根号1⼀3)

根号18-5倍根号0.72+根号4又1/2-根号1/2
2024-12-05 02:00:34
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回答(1):

根扮历隐号12-(3倍根号1/2+根号27)+根号50
=2根号3-3/2根号2-3根号3+5根号2
=-根号3+7/2根号2

(根号12+2倍根号烂肢1/2)-(根号18-5倍根号1/3)
=2根号3+根号2-3根号2+5/3根号3
=8/3根号3-2根号2

根号18-5倍根号0.72+根号4又1/2-根号1/2
=3根号2-3根号2+3/2根号2-1/2根厅厅号2
=根号2