Symbolics not simplifying fully

[Syx_Pek]

Naively, (added Symbolics)

julia> @variables x
1-element Vector{Num}:
 x

julia> x*inv(x)
1

julia> x^2*inv(x)^2
(x^2)*((1 / x)^2)

julia> x^2*inv(x)*inv(x)
1