Question

5(4√3-3√5)-7(2√3+4√5)+2(3√3+6√5)

Answer 1

desfacem parantezele si obtinem:
20√3-15√5-14√3-28√5+6√3+12√5
separam termenii cu acelasi numar sub radical:
20√3-14√3+6√3-15√5-28√5+12√5
calculam,in functie de semn:
12√3-31√5
sper ca te-am ajutat. :)

Answer 2

Desfacem parantezele:
20√3-15√5 - 14√3 -28√5+6√3+12√5 = 12√3-21√5