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A)√3*(2√108-5√75)+√2*(√72-3√242)=
b)-√2*(3√128-4√450)+√3*(√147-2√243)=
DAU COROANA!!!!!!!!!!!!!!!!!!!!!!!!

Răspuns :

Ionitacristina6
a) √3*(2√108-5√75)+√2*(√72-3√242)= √3*2√108-√3*5√75+√3*√72-√2*3√242=2√324-5√225+√144-3√484= 2*18-5*15+12-3*22=36-75+12-66= -93

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