Mathematics, 13.11.2020 14:00 ellieschiller0pdz93k

A student found the product of 7 x 104 and 4 x 103 to be 2.8 x 107. What is the error? What is the correct product?

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A student found the product of 7 x 104 and 4 x 103 to be 2.8 x 107. What is the error? What is the c...