二次根式化简1.√32x^42.√18*.√303.√3*.√2/75

Question

二次根式化简
1.√32x^4
2.√18*.√30
3.√3*.√2/75

Answer 1

1.√32x^4 =√4*4*2*x^2^2=4x^2√2
2.√18*.√30=√2*3*3*√3*2*5=3√2*√2*√15=6√15
3.√3*.√2/75=√3*2/75=√2/25=√2/5*5=1/5√2