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a fost răspuns

Aratati ca numarul n este natural unde:
a) n=√30-12√6-√4+2√3+3√5-2√6+5
b) n=2√8-2√15+√14+4√6-√22+4√10
c)n=√21-12√3-2√12+6√3-3√27+10√2+25+3√2

Răspuns :

Iakabcristina2
a)n=√30-12√6-2+2√3+3√5-2√6+5
n=√30-14√6+3√5+2√3+3

b)n=4√2-2√15+√14+4√6-√22+4√10
n=-√22-2√15+√14+4√10+4√6+4√2

c)n=√21-12√3-4√3+6√3-9√3+10√2+25+3√2
n=√21-19√3+13√2+25