Question 119152
{{{(-5/2)*sqrt(128)}}} Start with the given expression



{{{(-5/2)*8*sqrt(2)}}} Simplify {{{sqrt(128)}}} to get {{{8*sqrt(2)}}}. Note: If you need help with simplifying square roots, check out this <a href=http://www.algebra.com/algebra/homework/Radicals/simplifying-square-roots.solver> solver</a>.



{{{-20*sqrt(2)}}} Multiply {{{-5/2}}} and 8 to get -20.



So {{{(-5/2)*sqrt(128)}}} simplifies to {{{-20*sqrt(2)}}}