Question 317794
{{{(2x^2y)/(4xy)}}} Start with the given expression.



{{{(2(2)^2(1))/(4(2)(1))}}} Plug in {{{x=2}}} and {{{y=1}}}



{{{(2(4)(1))/(4(2)(1))}}} Square 2 to get 4.



{{{8/8}}} Multiply



{{{1}}} Reduce.



So {{{(2x^2y)/(4xy)=1}}} when {{{x=2}}} and {{{y=1}}}