#sqrt(4x^(2))y^(2)# ?

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#sqrt(4x^(2))y^(2)#

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Answer 1 · 2018-04-18T00:25:02

#2|x|y^2#

To simplify radicals, take out the perfect squares within them.

Examples:

#sqrt(a^2b^4)=ab^2#

#sqrt36=6#

#4# is a perfect square: #2*2=4#

#x^2=x*x#

Both numbers can be taken out of the radical.

#2|x|y^2#