Best Baldur's Gate 3 Multiclass Wizard Build
In D&D 5e (2014): Warlock Pact Magic spell slots are separate from the standard multiclass spell slot pool.
All changes to the Warlock in the 2024 Player’s Handbook
The Warlock Level Proficiency Bonus Features Cantrips Known Spells Known Spell Slots Slot Level Invocations Known 1st +2 Otherworldly Patron, Pact Magic 2 2 1 ...
Warlock Multiclass Options: A Complete DnD 5e Guide
In D&D 5e (2014): Warlock Pact Magic spell slots are separate from the standard multiclass spell slot pool. You cannot use your Warlock slots to cast spells from other classes, and vice versa.