If you're studying for the SAT, just do timed practice tests until your score is where you want. This is probably more efficient than using a LLM, because it tr

If you're studying for the SAT, just do timed practice tests until your score is where you want. This is probably more efficient than using a LLM, because it trains you in all ways (time management, etc) to perform well on the test. Either LLM chat service will be fine for explaining answers you don't understand.