Question

вычислить : √24-4√6+√54

Answer 1

$sqrt{24}-4sqrt{6}+sqrt{54}=2sqrt{6}-4sqrt{6}+3sqrt{6}=sqrt{6}$

Answer 2

$sqrt{24}-4 sqrt{6} + sqrt{54} = sqrt{4*6} -4 sqrt{6} + sqrt{9*6} =2 sqrt{6} -4 sqrt{6} +3 sqrt{6}$=$(2-4+3) sqrt{6} =1* sqrt{6} = sqrt{6}$