Question

Which expression is equivalent to (st)(6)?

s(t(6))
s(x) × t(6)
s(6) × t(6)
6 × s(x) × t(x)

Answer 1

Hey there :)
What does the original expression look like?
Is it as you wrote it? with no symbol between the s and t?
Or does it look like this?\[\Large\rm (s\circ t)(6)\]

Answer 2

I don't think its composite