Answer:
Step-by-step explanation:
[tex](\sqrt{24b^{3} } )(\sqrt{40b^{2} } )(\sqrt{b^{2} } )=(2b\sqrt{6b})(2b\sqrt{10} )(b)[/tex]
[tex]=4b^{3} (\sqrt{6b})(\sqrt{10} )[/tex]
Hope this helps