SOLUTION: I'm having trouble simplifying the square root of (4x-y)^2. Here's what I've got so far: sqrt(4^2x^2-y^2) sqrt(16x^2-y^2) sqrt(4*4*x*x-y*y) sqrt(2*2*x*x-y*y). I'm not sure where to
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Question 552280: I'm having trouble simplifying the square root of (4x-y)^2. Here's what I've got so far: sqrt(4^2x^2-y^2) sqrt(16x^2-y^2) sqrt(4*4*x*x-y*y) sqrt(2*2*x*x-y*y). I'm not sure where to go from here or if I'm even doing it correctly.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Using the idea that where x is any real number, we can say that where x and y are any real numbers.
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