Twice the square of the products of x and y

2 * (x * y)^2

Step-by-step explanation:

Step 1:  Convert words into an expression

twice the square of the products of x and y

2 * (x * y)^2

 2 * (x * y)^2

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

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