Calculating the product of ABC

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November 16th 2009, 02:56 PM
racewithferrari

Calculating the product of ABC

What is the most efficient way to calculate the product ABC if
their dimensions are 10X5, 5X50, and 50X8, respectively?
November 16th 2009, 03:16 PM
Drexel28

Quote:

Originally Posted by racewithferrari

What is the most efficient way to calculate the product ABC if
their dimensions are 10X5, 5X50, and 50X8, respectively?

I assume you mean calculate $10\cdot5\cdot50\cdot5\cdot50\cdot50\cdot8$ ? Merely note that this is the same as $5\cdot2\cdot5\cdot5\cdot5\cdot5\cdot2\cdot5\cdot5\ cdot5\cdot2\cdot2\cdot2\cdot2=5^9\cdot2^6$

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