(3+5^2-8)4
(3 + 5^2 -8)4
I'm assuming you mean \((3 + 5^2 -8)^4\), but I'll solve it both ways.
\((3 + 5^2 -8)^4 = (3+25-8)^4 = 20^4 = 160,000\)
Or, if you meant \(4(3 + 5^2 -8)\), then \(4(3 + 5^2 -8) = 4(3 + 25 -8) = 4(20) = 80\)
I hope this helped. :)