Saturday, July 25, 2009

Common Math Mistake 5

Distributive Property of multiplication over addition

Let me consider a very common mistake committed by many students. Simplify the following:

Many students usually simplify this as

Do not forget to apply the distributive property ie. 3 will get multiplied with both 2x and 5. So, the correct answer is:

Hope you will not be one of them …

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