GMAT Quant Strategy: Believe it or not, the number of math formulas you actually need to know for the GMAT exam is relatively small. The number that are hard enough that you need to memorize them is even smaller. In this video, GMAT expert instructor Brett Ethridge shares a strategy you can use to save valuable brain space and time on the GMAT and avoid having to memorize a bunch of unnecessary GMAT formulas.
Source GMAT Prep
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