I know you said that it doesn't need to be UL, but TESU's own MAT-3310 Calculus III is UL. That may be the issue with the common sources mentioned here, in this subject/course, wherever you transfer it in from needs to be an UL equivalent for TESU.
Amberton - MSHRB
TESU - ASNSM/BSBA
TESU - ASNSM/BSBA