Question

ex 21 va rog!! faceti si voi cat puteti daca se poate tot :)))

Answer 1

a)√5(√125+√20−√180)+3√5√80=65
b)√32(√108+√147−√243)+√27(√97−√72+√242)=31√6+3√291
c)√28(√20+√80−√300−√45)−√20(√567−√63+√448−√112)=−20√21−14√35
d)√60(√150+√384−√216−√45)−√250=−30√3+37√10
e)√432(√726−√486+√294−√600)+3√10√320=84√2
f)√882(√529−√200)+√128(√98−√72)=−404+483√2
g)√2268(√882+√578−√338+√242)=648√14