<PRE><B>Question 873837</B>
{{{(2/3)sqrt(49t^2)*(3/4)sqrt(10t2)}}}


{{{(2/3)sqrt((7t)^2)*(3/4)sqrt(10t2)}}}



{{{(2*7t/3) * (3/4)t*sqrt(10)}}}

{{{(14t/3)*(3t/4) sqrt(10)}}}

{{{(7/2)t^2*sqrt(10)}}}
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