(3+5^2-8)4
(3 + 5^2 -8)4
I'm assuming you mean (3+52−8)4, but I'll solve it both ways.
(3+52−8)4=(3+25−8)4=204=160,000
Or, if you meant 4(3+52−8), then 4(3+52−8)=4(3+25−8)=4(20)=80
I hope this helped. :)