Question

what is 1.25^1.5 in a radical? why?

Answer 1

1.5=3/2

Answer 2

sqrt(1.25)^3

Answer 3

1.25 ^1.5 can also be written as
\[1.25^{3/2}\]
or
\[(1.25^3)^{1/2}\]
you very well know this can be also written as
\[\sqrt{1.25^3}\]