Algebra! I really need help!
posted by Izzy .
r=radical sign
r64s^4t^3
Simplify the expression up there.
Show me an explanation, too! Please! I beg of you..I need help.

Algebra! I really need help! 
Henry
sqrt(64s^4t^3) =
sqrt(64s^4t^2*t) =
8s^2t*sqrt(t).
NOTE: t^3 = t^2*t.
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