GRE Math Tips 2: Using Prime Factors (Quant)
Learn a great way to use Prime Factors with Kaplan teacher Steve, completing his all-time favorite question. No math needed! Get more GRE math practice questions at http://grockit.tv/arithmetic.
Learn a great way to use Prime Factors with Kaplan teacher Steve, completing his all-time favorite question. No math needed! Get more GRE math practice questions at http://grockit.tv/arithmetic.