Question

Scoateti factori se sub radical :
√243
√363
√507
√1352
√47,32
√14,45

Answer 1

√243=√3⁵=9√3
√363=√(3·11²)=11√3
√507=√(3·13²)=13√3
√1352=√(2³·13²)=2·13√2=26√2
√47,32=√4732/100=√4732/√100=√(2²·7·13²)/10=(2·13√7)/10=13√7/5
√14,45=√(1445/100)=√1445/√100=√(5·17²)/10=17√5/10