math
posted by Marissa .
the equation is 4(2x) to the power of negative 2 times (x to the power of 2 y)
im confused can someone explain how to do it?

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You do not have an equation. There is no equal sign (=). Also you have two unknowns (x and y). With this data, you cannot find the numerical value of either x or y.
Is there additional data that you have not included?
Please repost with all the information.
I hope this helps. Thanks for asking.