Question

calculati
Punctul (c)
Dau coroana

Answer 1

2|3 rad 2-2 rad 3|+|3 rad 8-8 rad 3|+2 rad 12
=2(3 rad 2-2 rad 3)+|6 rad 2-8 rad 3|+4 rad 3
=6 rad 2-4 rad 3+8 rad 3-6 rad 2+4 rad 3
=8 rad 3