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a fost răspuns

15 r 19
16 r 88
8 r 8
15 r 68
(r) ridical
Vă rog repede dau coronita

Răspuns :

Abcdef231
15√19 => introducem factorii sub radical: √(15²•19)= √4275 = 65.38
16√88 => scoatem factorii de sub radical: 16•2√22 =32√22 = √32²•22 = √22528 = 150.09
8√8=>8•2²√2=>32√2=>√32²•2=>√2048=45,25
15√68=>15•2√17=>30√17=>√30²•17=>√15300=123.69