(1)根号24乘以根号27
=2√6x3√3
=6√18
=18√2
(2)根号6乘以(负根号15)
=√6x(-√15)
=-√90
=-3√10
(3)根号18乘以根号20乘以根号75
=3√2x2√5x5√3
=30√30
(4)根号3的平方乘以4的立方乘以5
=3x64x5
=3x320
=960
(1)根号24乘以根号27
=2√6x3√3
=6√18
=18√2
(2)根号6乘以(负根号15)
=√6x(-√15)
=-√90
=-3√10
(3)根号18乘以根号20乘以根号75
=3√2x2√5x5√3
=30√30
(4)根号3的平方乘以4的立方乘以5
=3x64x5
=3x320
=960