Выполните действия (5√3 + 2√5)·√3 - √60
(5√3 + 2√5)·√3 - √60=5*3+2√15-√60=15+2√15-2√15=15
(5√3 + 2√5)·√3 - √60=5×3+2√15-2√15=15
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(5√3 + 2√5)·√3 - √60=5*3+2√15-√60=15+2√15-2√15=15
(5√3 + 2√5)·√3 - √60=5×3+2√15-2√15=15